Here is the ultimate list of Communication DTC codes. The letter “U” within the Diagnostic Trouble Code designates Network / WIRING BUS. DTCs commencing with “U” are linked to concerns pertaining to the vehicle’s communication network, particularly focusing on the Controller Area Network (CAN) or other communication buses
Network-CAN/BUS Diagnostic Trouble Codes Lists
U0001 High Speed CAN Communication Bus
U0002 High Speed CAN Communication Bus Performance
U0003 High Speed CAN Communication Bus (+) Open
U0004 High Speed CAN Communication Bus (+) Low
U0005 High Speed CAN Communication Bus (+) High
U0006 High Speed CAN Communication Bus (-) Open
U0007 High Speed CAN Communication Bus (-) Low
U0008 High Speed CAN Communication Bus (-) High
U0009 High Speed CAN Communication Bus (-) shorted to Bus (+)
U0010 Medium Speed CAN Communication Bus
U0011 Medium Speed CAN Communication Bus Performance
U0012 Medium Speed CAN Communication Bus (+) Open
U0013 Medium Speed CAN Communication Bus (+) Low
U0014 Medium Speed CAN Communication Bus (+) High
U0015 Medium Speed CAN Communication Bus (-) Open
U0016 Medium Speed CAN Communication Bus (-) Low
U0017 Medium Speed CAN Communication Bus (-) High
U0018 Medium Speed CAN Communication Bus (-) shorted to Bus (+)
U0019 Low Speed CAN Communication Bus
U0020 Low Speed CAN Communication Bus Performance
U0021 Low Speed CAN Communication Bus (+) Open
U0022 Low Speed CAN Communication Bus (+) Low
U0023 Low Speed CAN Communication Bus (+) High
U0024 Low Speed CAN Communication Bus (-) Open
U0025 Low Speed CAN Communication Bus (-) Low
U0026 Low Speed CAN Communication Bus (-) High
U0027 Low Speed CAN Communication Bus (-) shorted to Bus (+)
U0028 Vehicle Communication Bus A
U0029 Vehicle Communication Bus A Performance
U0030 Vehicle Communication Bus A (+) Open
U0031 Vehicle Communication Bus A (+) Low
U0032 Vehicle Communication Bus A (+) High
U0033 Vehicle Communication Bus A (-) Open
U0034 Vehicle Communication Bus A (-) Low
U0035 Vehicle Communication Bus A (-) High
U0036 Vehicle Communication Bus A (-) shorted to Bus A (+)
U0037 Vehicle Communication Bus B
U0038 Vehicle Communication Bus B Performance
U0039 Vehicle Communication Bus B (+) Open
U0040 Vehicle Communication Bus B (+) Low
U0041 Vehicle Communication Bus B (+) High
U0042 Vehicle Communication Bus B (-) Open
U0043 Vehicle Communication Bus B (-) Low
U0044 Vehicle Communication Bus B (-) High
U0045 Vehicle Communication Bus B (-) shorted to Bus B (+)
U0046 Vehicle Communication Bus C
U0047 Vehicle Communication Bus C Performance
U0048 Vehicle Communication Bus C (+) Open
U0049 Vehicle Communication Bus C (+) Low
U0050 Vehicle Communication Bus C (+) High
U0051 Vehicle Communication Bus C (-) Open
U0052 Vehicle Communication Bus C (-) Low
U0053 Vehicle Communication Bus C (-) High
U0054 Vehicle Communication Bus C (-) shorted to Bus C (+)
U0055 Vehicle Communication Bus D
U0056 Vehicle Communication Bus D Performance
U0057 Vehicle Communication Bus D (+) Open
U0058 Vehicle Communication Bus D (+) Low
U0059 Vehicle Communication Bus D (+) High
U0060 Vehicle Communication Bus D (-) Open
U0061 Vehicle Communication Bus D (-) Low
U0062 Vehicle Communication Bus D (-) High
U0063 Vehicle Communication Bus D (-) shorted to Bus D (+)
U0064 Vehicle Communication Bus E
U0065 Vehicle Communication Bus E Performance
U0066 Vehicle Communication Bus E (+) Open
U0067 Vehicle Communication Bus E (+) Low
U0068 Vehicle Communication Bus E (+) High
U0069 Vehicle Communication Bus E (-) Open
U0070 Vehicle Communication Bus E (-) Low
U0071 Vehicle Communication Bus E (-) High
U0072 Vehicle Communication Bus E (-) shorted to Bus E (+)
U0073 Control Module Communication Bus “A” Off
U0074 Control Module Communication Bus “B” Off
U0075 Control Module Communication Bus “C” Off
U0076 Control Module Communication Bus “D” Off
U0077 Control Module Communication Bus “E” Off
U0078 Control Module Communication Bus “F” Off
U0079 Control Module Communication Bus “G” Off
U007A Control Module Communication Bus “H” Off
U007B Control Module Communication Bus “I” Off
U007C Control Module Communication Bus “J” Off
U007D Control Module Communication Bus “K” Off
U007E Control Module Communication Bus “L” Off
U007F Control Module Communication Bus “M” Off
U0080 Vehicle Communication Bus F
U0081 Vehicle Communication Bus F Performance
U0082 Vehicle Communication Bus F + Open
U0083 Vehicle Communication Bus F + Low
U0084 Vehicle Communication Bus F + High
U0085 Vehicle Communication Bus F – Open
U0086 Vehicle Communication Bus F – Low
U0087 Vehicle Communication Bus F – High
U0088 Vehicle Communication Bus F – Shorted to Bus F +
U0089 Vehicle Communication Bus G
U008A Vehicle Communication Bus G Performance
U008B Vehicle Communication Bus G (+) Open
U008C Vehicle Communication Bus G (+) Low
U008D Vehicle Communication Bus G (+) High
U008E Vehicle Communication Bus G (-) Open
U008F Vehicle Communication Bus G (-) Low
U0090 Vehicle Communication Bus G (-) High
U0091 Vehicle Communication Bus G (-) shorted to Bus G (+)
U0092 Vehicle Communication Bus H
U0093 Vehicle Communication Bus H Performance
U0094 Vehicle Communication Bus H (+) Open
U0095 Vehicle Communication Bus H (+) Low
U0096 Vehicle Communication Bus H (+) High
U0097 Vehicle Communication Bus H (-) Open
U0098 Vehicle Communication Bus H (-) Low
U0099 Vehicle Communication Bus H (-) High
U009A Vehicle Communication Bus H (-) shorted to Bus H (+)
U009B Vehicle Communication Bus “I”
U009C Vehicle Communication Bus “I” Performance
U009D Vehicle Communication Bus “J”
U009E Vehicle Communication Bus “J” Performance
U0100 Lost Communication With ECM/PCM “A”
U0101 Lost Communication With TCM
U0102 Lost Communication With Transfer Case Control Module
U0103 Lost Communication With Gear Shift Control Module “A”
U0104 Lost Communication With Cruise Control Module
U0105 Lost Communication With Fuel Injector Control Module
U0106 Lost Communication With Glow Plug Control Module 1
U0107 Lost Communication With Throttle Actuator “A” Control Module
U0108 Lost Communication With Alternative Fuel Control Module
U0109 Lost Communication With Fuel Pump Control Module “A”
U010A Lost Communication With Exhaust Gas Recirculation Control Module “A”
U010B Lost Communication With Exhaust Gas Recirculation Control Module “B”
U010C Lost Communication With Turbocharger/Supercharger Control Module “A”
U010D Lost Communication With Turbocharger/Supercharger Control Module “B”
U010E Lost Communication With Reductant Control Module
U010F Lost Communication With Air Conditioning Control Module
U0110 Lost Communication With Drive Motor Control Module “A”
U0111 Lost Communication With Battery Energy Control Module “A”
U0112 Lost Communication With Battery Energy Control Module “B”
U0113 Lost Communication With Emissions Critical Control Information
U0114 Lost Communication With Four-Wheel Drive Clutch Control Module
U0115 Lost Communication With ECM/PCM “B”
U0116 Lost Communication With Coolant Temperature Control Module
U0117 Lost Communication With PTO Control Module
U0118 Lost Communication With Fuel Additive Control Module
U0119 Lost Communication With Fuel Cell Control Module
U011A Lost Communication With Exhaust Gas Sensor Module “A”
U011B Lost Communication With Rocker Arm Control Module “A”
U011C Lost Communication With Rocker Arm Control Module “B”
U011D Lost Communication With All Wheel Drive Control Module
U011E Lost Communication With Throttle Actuator “B” Control Module
U011F Lost Communication With V2X Module
U0120 Lost Communication With Starter / Generator Control Module
U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module “A”
U0122 Lost Communication With Vehicle Dynamics Control Module
U0123 Lost Communication With Yaw Rate Sensor Module
U0124 Lost Communication With Lateral Acceleration Sensor Module
U0125 Lost Communication With Multi-axis Acceleration Sensor Module “A”
U0126 Lost Communication With Steering Angle Sensor Module
U0127 Lost Communication With Tire Pressure Monitor Module
U0128 Lost Communication With Park Brake Control Module
U0129 Lost Communication With Brake System Control Module “A”
U012A Lost Communication With Chassis Control Module “A”
U012B Lost Communication With Chassis Control Module “B”
U012C Lost Communication With Active Vibration Control Module
U012D Lost Communication With Generator “A” Control Module
U012E Lost Communication With Camshaft Position Control Module
U012F Lost Communication With Generator “B” Control Module
U0130 Lost Communication With Steering Effort Control Module
U0131 Lost Communication With Power Steering Control Module “A”
U0132 Lost Communication With Suspension Control Module “A”
U0133 Lost Communication With Active Roll Control Module
U0134 Lost Communication With Power Steering Control Module – Rear
U0135 Lost Communication With Differential Control Module – Front
U0136 Lost Communication With Differential Control Module – Rear
U0137 Lost Communication With Trailer Brake Control Module
U0138 Lost Communication With All Terrain Control Module
U0139 Lost Communication With Suspension Control Module “B”
U013C Lost Communication With Accelerator Pedal Module
U013D Lost Communication With Vacuum Sensor “A”
U013E Lost Communication With Vacuum Sensor “B”
U013F Lost Communication With Pedestrian Alert Control Module
U0140 Lost Communication With Body Control Module
U0141 Lost Communication With Body Control Module “A”
U0142 Lost Communication With Body Control Module “B”
U0143 Lost Communication With Body Control Module “C”
U0144 Lost Communication With Body Control Module “D”
U0145 Lost Communication With Body Control Module “E”
U0146 Lost Communication With Serial Data Gateway Module “A”
U0147 Lost Communication With Serial Data Gateway Module “B”
U0148 Lost Communication With Serial Data Gateway Module “C”
U0149 Lost Communication With Serial Data Gateway Module “D”
U014A Lost Communication With Battery Energy Control Module “C”
U014B Lost Communication With Hybrid/EV Battery Inductive Charging Module
U014C Lost Communication With Battery Energy Control Module “D”
U014D Lost Communication with Mirror Control Module “B”
U014E Lost Communication With Multi-axis Acceleration Sensor Module “B”
U0150 Lost Communication With Serial Data Gateway Module “E”
U0151 Lost Communication With Restraints Control Module
U0152 Lost Communication With Side Restraints Control Module – Left
U0153 Lost Communication With Side Restraints Control Module – Right
U0154 Lost Communication With Restraints Occupant Classification System Module
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module
U0156 Lost Communication With Information Center “A”
U0157 Lost Communication With Information Center “B”
U0158 Lost Communication With Head Up Display
U0159 Lost Communication With Parking Assist Control Module “A”
U015A Lost Communication With Anti-Lock Brake System (ABS) Control Module “B”
U015B Lost Communication With Power Steering Control Module “B”
U015C Lost Communication With Automated Driving System Control Module “A”
U015D Lost Communication With Automated Driving System Control Module “B”
U015E Lost Communication With Automated Driving System Interface Module “A”
U015F Lost Communication With Automated Driving System Interface Module “B”
U0160 Lost Communication With Audible Alert Control Module
U0161 Lost Communication With Compass Module
U0162 Lost Communication With Navigation Display Module
U0163 Lost Communication With Navigation Control Module
U0164 Lost Communication With HVAC Control Module
U0165 Lost Communication With HVAC Control Module – Rear
U0166 Lost Communication With Auxiliary Heater Control Module
U0167 Lost Communication With Vehicle Immobilizer Control Module
U0168 Lost Communication With Vehicle Security Control Module
U0169 Lost Communication With Sunroof Control Module
U016A Lost Communication With Global Positioning System Module
U016B Lost Communication With A/C Compressor Control Module
U016C Lost Communication With Fuel Pump Control Module “B”
U016D Lost Communication With Exhaust Gas Sensor Module “B”
U0170 Lost Communication With “Restraints System Sensor A”
U0171 Lost Communication With “Restraints System Sensor B”
U0172 Lost Communication With “Restraints System Sensor C”
U0173 Lost Communication With “Restraints System Sensor D”
U0174 Lost Communication With “Restraints System Sensor E”
U0175 Lost Communication With “Restraints System Sensor F”
U0176 Lost Communication With “Restraints System Sensor G”
U0177 Lost Communication With “Restraints System Sensor H”
U0178 Lost Communication With “Restraints System Sensor I”
U0179 Lost Communication With “Restraints System Sensor J”
U017A Lost Communication With “Restraints System Sensor K”
U017B Lost Communication With “Restraints System Sensor L”
U017C Lost Communication With “Restraints System Sensor M”
U017D Lost Communication With “Restraints System Sensor N”
U017E Lost Communication With Seat Belt Pretensioner Module “A”
U017F Lost Communication With Seat Belt Pretensioner Module “B”
U0180 Lost Communication With Automatic Lighting Control Module
U0181 Lost Communication With Headlamp Leveling Control Module “A”
U0182 Lost Communication With Lighting Control Module – Front
U0183 Lost Communication With Lighting Control Module – Rear “A”
U0184 Lost Communication With Radio
U0185 Lost Communication With Antenna Control Module
U0186 Lost Communication With Audio Amplifier “A”
U0187 Lost Communication With Digital Disc Player/Changer Module “A”
U0188 Lost Communication With Digital Disc Player/Changer Module “B”
U0189 Lost Communication With Digital Disc Player/Changer Module “C”
U018A Lost Communication With Headlamp Leveling Control Module “B”
U0190 Lost Communication With Digital Disc Player/Changer Module “D”
U0191 Lost Communication With Television
U0192 Lost Communication With Personal Computer
U0193 Lost Communication With “Digital Audio Control Module A”
U0194 Lost Communication With “Digital Audio Control Module B”
U0195 Lost Communication With Subscription Entertainment Receiver Module
U0196 Lost Communication With Entertainment Control Module – Rear “A”
U0197 Lost Communication With Telephone Control Module
U0198 Lost Communication With Telematic Control Module
U0199 Lost Communication With “Door Control Module A”
U019A Lost Communication With Tachograph Module
U019B Lost Communication With Battery Charger Control Module “A”
U019C Lost Communication With Glow Plug Control Module 2
U019D Lost Communication With Direct Ozone Reduction Catalyst Temperature Sensor
U019E Lost Communication With Transmission Range Control Module
U019F Lost Communication With Engine Coolant Pump Control Module
U01A0 Lost Communication With Hybrid/EV Battery Interface Control Module “A”
U01A1 Lost Communication With Hybrid/EV Battery Interface Control Module “B”
U01A2 Lost Communication With Hybrid/EV Battery Interface Control Module “C”
U01A3 Lost Communication With Hybrid/EV Battery Interface Control Module “D”
U01A4 Lost Communication With Hybrid/EV Battery Interface Control Module “E”
U01A5 Lost Communication With Hybrid/EV Battery Interface Control Module “F”
U01A6 Lost Communication With Hybrid/EV Battery Interface Control Module “G”
U01A7 Lost Communication With Hybrid/EV Battery Interface Control Module “H”
U01A8 Lost Communication With Hybrid/EV Battery Interface Control Module “I”
U01A9 Lost Communication With Hybrid/EV Battery Interface Control Module “J”
U01AA Lost Communication With Hybrid/EV Battery Interface Control Module “K”
U01AB Lost Communication With Hybrid/EV Battery Interface Control Module “L”
U01AC Lost Communication With Hybrid/EV Battery Interface Control Module “M”
U01AD Lost Communication With Hybrid/EV Battery Interface Control Module “N”
U01AE Lost Communication With Hybrid/EV Battery Interface Control Module “O”
U01AF Lost Communication With Hybrid/EV Battery Interface Control Module “P”
U01B0 Lost Communication With Battery Monitor Module
U01B1 Lost Communication With Particulate Matter Sensor “B”
U01B2 Lost Communication With Planetary Gear Set Control Module
U01B3 Lost Communication With Brake Blending Actuator
U01B4 Lost Communication With Brake System Control Module “B”
U01B5 Lost Communication With Catalyst Heater Control Module
U01B6 Lost Communication With Fuel Heater Control Module
U01B7 Lost Communication With Switch Input Module “A”
U01B8 Lost Communication With Switch Input Module “B”
U01B9 Lost Communication With Switch Input Module “C”
U01BA Lost Communication With Park Lock/Pawl Control Module
U01BB Lost Communication With Battery Charger Control Module “B”
U01BC Lost Communication With Charge Air Cooler Coolant Pump “B”
U01BD Lost Communication With DC/DC Converter Control Module “C”
U01BE Lost Communication with Drive Motor “A” Clutch Actuator
U01BF Lost Communication with Battery Management Control Module
U0200 Lost Communication With “Door Control Module B”
U0201 Lost Communication With “Door Control Module C”
U0202 Lost Communication With “Door Control Module D”
U0203 Lost Communication With “Door Control Module E”
U0204 Lost Communication With “Door Control Module F”
U0205 Lost Communication With “Door Control Module G”
U0206 Lost Communication With Folding Top Control Module
U0207 Lost Communication With Moveable Roof Control Module “A”
U0208 Lost Communication With “Seat Control Module A”
U0209 Lost Communication With “Seat Control Module B”
U020A Lost Communication With Moveable Roof Control Module “B”
U020B Lost Communication With “Door Control Module H”
U020C Lost Communication With Wireless Accessory Charging Module “A”
U020D Lost Communication With Wireless Accessory Charging Module “B”
U0210 Lost Communication With “Seat Control Module C”
U0211 Lost Communication With “Seat Control Module D”
U0212 Lost Communication With Steering Column Control Module
U0213 Lost Communication With Mirror Control Module “A”
U0214 Lost Communication With Remote Function Actuation Module
U0215 Lost Communication With “Door Switch A”
U0216 Lost Communication With “Door Switch B”
U0217 Lost Communication With “Door Switch C”
U0218 Lost Communication With “Door Switch D”
U0219 Lost Communication With “Door Switch E”
U0220 Lost Communication With “Door Switch F”
U0221 Lost Communication With “Door Switch G”
U0222 Lost Communication With “Door Window Motor A”
U0223 Lost Communication With “Door Window Motor B”
U0224 Lost Communication With “Door Window Motor C”
U0225 Lost Communication With “Door Window Motor D”
U0226 Lost Communication With “Door Window Motor E”
U0227 Lost Communication With “Door Window Motor F”
U0228 Lost Communication With “Door Window Motor G”
U0229 Lost Communication With Heated Steering Wheel Module
U022E Lost Communication With Object Detection Maintenance Control Module “A”
U022F Lost Communication With Object Detection Maintenance Control Module “B”
U0230 Lost Communication With Rear Gate Module
U0231 Lost Communication With Rain Sensing Module
U0232 Lost Communication With Side Obstacle Detection Control Module “A”
U0233 Lost Communication With Side Obstacle Detection Control Module “B”
U0234 Lost Communication With Convenience Recall Module
U0235 Lost Communication With Front Distance Range Sensor – Single Sensor or Center
U0236 Lost Communication With Column Lock Module
U0237 Lost Communication With “Digital Audio Control Module C”
U0238 Lost Communication With “Digital Audio Control Module D”
U0239 Lost Communication With Entrapment Control Module “A”
U023A Lost Communication With Image Processing Module “A”
U023B Lost Communication With Image Processing Module “B”
U023C Lost Communication With Image Processing Module “C”
U023D Lost Communication With Front Distance Range Sensor – Left
U023E Lost Communication With Front Distance Range Sensor – Right
U0240 Lost Communication With Entrapment Control Module “B”
U0241 Lost Communication With Headlamp Control Module “A”
U0242 Lost Communication With Headlamp Control Module “B”
U0243 Lost Communication With Parking Assist Control Module “B”
U0244 Lost Communication With Running Board Control Module “A”
U0245 Lost Communication With Entertainment Control Module – Front
U0246 Lost Communication With “Seat Control Module E”
U0247 Lost Communication With “Seat Control Module F”
U0248 Lost Communication With Remote Accessory Module
U0249 Lost Communication With Entertainment Control Module – Rear “B”
U024A Lost Communication With Interior Lighting Control Module “A”
U024B Lost Communication With Seat Control Module “G”
U024C Lost Communication With Seat Control Module “H”
U024D Lost Communication With Seat Control Module “J”
U024E Lost Communication With Side Obstacle Detection Control Module “C”
U024F Lost Communication With Side Obstacle Detection Control Module “D”
U0250 Lost Communication With Impact Classification System Module
U0251 Lost Communication With Running Board Control Module “B”
U0252 Lost Communication With Lighting Control Module – Rear “B”
U0253 Lost Communication With Accessory Protocol Interface Module
U0254 Lost Communication With Remote Start Module
U0255 Lost Communication With Front Display Interface Module
U0256 Lost Communication With Front Controls Interface Module “A”
U0257 Lost Communication With Front Controls/Display Interface Module
U0258 Lost Communication With Radio Transceiver
U0259 Lost Communication With Special Purpose Vehicle Control Module “A”
U025A Lost Communication With Special Purpose Vehicle Control Module “B”
U025B Lost Communication With Special Purpose Vehicle Control Module “C”
U025C Lost Communication With Special Purpose Vehicle Control Module “D”
U025D Lost Communication With Front Controls Interface Module “B”
U025E Lost Communication With Electronic Brake Booster Control Module “A”
U025F Lost Communication With Electronic Brake Booster Control Module “B”
U0260 Lost Communication With Seat Control Switch Module “A”
U0261 Lost Communication With Seat Control Switch Module “B”
U0262 Lost Communication With Audio Amplifier “B”
U0263 Lost Communication With Speech Recognition Module
U0264 Lost Communication With Camera Module – Rear
U0265 Lost Communication With Image Processing Sensor A
U0266 Lost Communication With Image Processing Sensor B
U0267 Lost Communication With Image Processing Sensor C
U0268 Lost Communication With Image Processing Sensor D
U0269 Lost Communication With Image Processing Sensor E
U026A Lost Communication With Image Processing Sensor F
U026B Lost Communication With Image Processing Sensor G
U026C Lost Communication With Image Processing Sensor H
U026D Lost Communication With Image Processing Sensor I
U026E Lost Communication With Image Processing Sensor J
U026F Lost Communication With Image Processing Sensor K
U0270 Lost Communication With Image Processing Sensor L
U0271 Lost Communication With Seat Control Switch Module “C”
U0272 Lost Communication With Seat Control Switch Module “D”
U0273 Lost Communication With Lighting Driver Control Module “A”
U0274 Lost Communication With Lighting Driver Control Module “B”
U0275 Lost Communication With Lighting Driver Control Module “C”
U0276 Lost Communication With Lighting Driver Control Module “D”
U0277 Lost Communication With Seat Control Module “K”
U0278 Lost Communication With Seat Control Module “L”
U0279 Lost Communication with Haptic Control Module
U027A Lost Communication With Battery Charger Control Module “C”
U027B Lost Communication with Battery Charger Control Module “D”
U027C Lost Communication With Off-Board Charger Control Module
U0284 Lost Communication With Active Grille Air Shutter Module “A”
U0285 Lost Communication With Active Grille Air Shutter Module “B”
U0286 Lost Communication With Radiator Anti Tamper Device
U0287 Lost Communication With Transmission Fluid Pump Module “A”
U0288 Lost Communication With DC/AC Converter Control Module “A”
U0289 Lost Communication With DC/AC Converter Control Module “B”
U028A Lost Communication With Transmission Fluid Pump Module “B”
U028B Lost Communication With Active Grille Air Shutter Module “C”
U028C Lost Communication With Active Grille Air Shutter Module “D”
U028D Lost Communication with Active Aerodynamic Feature Control Module “A”
U028E Lost Communication with Active Aerodynamic Feature Control Module “B”
U028F Lost Communication with Active Aerodynamic Feature Control Module “C”
U0290 Lost Communication with Active Aerodynamic Feature Control Module “D”
U0291 Lost Communication With Gear Shift Control Module “B”
U0292 Lost Communication With Drive Motor Control Module “B”
U0293 Lost Communication With Hybrid/EV Powertrain Control Module
U0294 Lost Communication With Powertrain Control Monitor Module
U0295 Lost Communication With AC/AC Converter Control Module
U0296 Lost Communication With AC/DC Converter Control Module “A”
U0297 Lost Communication With AC/DC Converter Control Module “B”
U0298 Lost Communication With DC/DC Converter Control Module “A”
U0299 Lost Communication With DC/DC Converter Control Module “B”
U029A Lost Communication With Hybrid/EV Battery Pack Sensor Module
U029B Lost Communication With Drive Motor Control Module “C”
U029C Lost Communication With Drive Motor Control Module “D”
U029D Lost Communication With NOx Sensor “A”
U029E Lost Communication With NOx Sensor “B”
U029F Lost Communication With Evaporative Emission System Leak Detection Control Module
U02A0 Invalid Data Received From Hybrid/EV Battery Interface Control Module “D”
U02A1 Lost Communication With NOx Sensor “C”
U02A2 Lost Communication With Reductant Quality Module
U02A3 Lost Communication With Particulate Matter Sensor
U02A4 Lost Communication With NH3 Sensor
U02A5 Lost Communication With Reductant Heater Control Module
U02A6 Lost Communication With Safety Integration Control Module
U02A7 Lost Communication With Engine Sound Control 1
U02A8 Lost Communication With Engine Sound Control 2
U02A9 Lost Communication With Charge Air Cooler Coolant Pump “A”
U02AA Lost Communication With Engine Disconnect Clutch
U02AB Lost Communication With Vehicle Thermal Management Control Module
U02AC Lost Communication With Turbocharger/Supercharger Boost Control “A”
U02AD Lost Communication With Turbocharger/Supercharger Boost Control “B”
U02AE Lost Communications With Hybrid/EV Battery Coolant Pump
U02AF Lost Communication With Turbocharger Turbine Inlet Valve Position Sensor
U02B0 Lost Communication With Turbocharger/Supercharger Boost Control “B” Position Sensor
U02B1 Lost Communication With Comfort and Convenience Display “A”
U02B2 Lost Communication With Comfort and Convenience Display “B”
U02B3 Lost Communication With Driver Monitoring System Module
U02B4 Lost Communication With Front Radar Module “A”
U02B5 Lost Communication With Front Radar Module “B”
U02B6 Lost Communication With Rear Radar Module “A”
U02B7 Lost Communication With Rear Radar Module “B”
U02B8 Lost Communication With Rear Radar Module “C”
U02B9 Lost Communication With Rear Radar Module “D”
U02BA Lost Communication With Hybrid/EV Electronics Coolant Pump “B”
U02BB Lost Communications with EVAP System Purge Pump
U02BC Lost Communication With Localization and Mapping Module
U02BD Lost Communication With Night Vision Control Module
U02BE Lost Communication With Trailer Backup Assist Control Module
U02BF Lost Communication With Interior Lighting Control Module “B”
U02C0 Lost Communication With Active Radiator Air Flow Control Module “A”
U02C1 Lost Communication With Hybrid/EV Electronics Coolant Pump “C”
U0300 Internal Control Module Software Incompatibility
U0301 Software Incompatibility With ECM/PCM
U0302 Software Incompatibility With Transmission Control Module
U0303 Software Incompatibility With Transfer Case Control Module
U0304 Software Incompatibility With Gear Shift Control Module “A”
U0305 Software Incompatibility With Cruise Control Module
U0306 Software Incompatibility With Fuel Injector Control Module
U0307 Software Incompatibility With Glow Plug Control Module 1
U0308 Software Incompatibility With Throttle Actuator Control Module
U0309 Software Incompatibility With Alternative Fuel Control Module
U030A Software Incompatibility With Evaporative Emission System Leak Detection Control Module
U030B Software Incompatibility With Glow Plug Control Module 2
U030C Software Incompatibility With Reductant Quality Module
U030D Software Incompatibility With NOx Sensor “A”
U030E Software Incompatibility With NOx Sensor “B”
U030F Software Incompatibility With Reductant Control Module
U0310 Software Incompatibility With Fuel Pump Control Module
U0311 Software Incompatibility With Drive Motor Control Module
U0312 Software Incompatibility With Battery Energy Control Module A
U0313 Software Incompatibility With Battery Energy Control Module B
U0314 Software Incompatibility With Four-Wheel Drive Clutch Control Module
U0315 Software Incompatibility With Anti-Lock Brake System (ABS) Control Module
U0316 Software Incompatibility With Vehicle Dynamics Control Module
U0317 Software Incompatibility With Park Brake Control Module
U0318 Software Incompatibility With Brake System Control Module “A”
U0319 Software Incompatibility With Steering Effort Control Module
U031A Software Incompatibility With Transmission Range Control Module
U031B Software Incompatibility With DC/DC Converter Control Module “A”
U031C Software Incompatibility With Brake System Control Module “B”
U031D Software Incompatibility With Parking Assist Control Module “A”
U031E Software Incompatibility With Parking Assist Control Module “B”
U031F Software Incompatibility With Accessory Protocol Interface Module
U0320 Software Incompatibility With Power Steering Control Module
U0321 Software Incompatibility With Suspension Control Module “A”
U0322 Software Incompatibility With Body Control Module
U0323 Software Incompatibility With Instrument Panel Control Module
U0324 Software Incompatibility With HVAC Control Module
U0325 Software Incompatibility With Auxiliary Heater Control Module
U0326 Software Incompatibility With Vehicle Immobilizer Control Module
U0327 Software Incompatibility With Vehicle Security Control Module
U0328 Software Incompatibility With Steering Angle Sensor Module
U0329 Software Incompatibility With Steering Column Control Module
U032A Software Incompatibility With A/C Compressor Control Module
U0330 Software Incompatibility With Tire Pressure Monitor Module
U0331 Software Incompatibility With Body Control Module “A”
U0332 Software Incompatibility With Multi-axis Acceleration Sensor Module “A”
U0333 Software Incompatibility With Gear Shift Control Module “B”
U0334 Software Incompatibility With Radio
U0335 Software Incompatibility With Hybrid/EV Battery Pack Sensor Module
U0336 Software Incompatibility With Restraints Control Module
U0337 Software Incompatibility With Battery Charger Control Module “A”
U0338 Software Incompatibility With Remote Function Actuation Module
U0339 Software Incompatibility With Body Control Module “B”
U033A Software Incompatibility With Hybrid/EV Battery Interface Control Module “A”
U033B Software Incompatibility With Hybrid/EV Battery Interface Control Module “B”
U033C Software Incompatibility With Hybrid/EV Battery Interface Control Module “C”
U033D Software Incompatibility With Hybrid/EV Battery Interface Control Module “D”
U033E Software Incompatibility With Hybrid/EV Battery Interface Control Module “E”
U033F Software Incompatibility With Hybrid/EV Battery Interface Control Module “F”
U0340 Software Incompatibility With Hybrid/EV Battery Interface Control Module “G”
U0341 Software Incompatibility With Hybrid/EV Battery Interface Control Module “H”
U0342 Software Incompatibility With Hybrid/EV Battery Interface Control Module “I”
U0343 Software Incompatibility With Hybrid/EV Battery Interface Control Module “J”
U0344 Software Incompatibility With Hybrid/EV Battery Interface Control Module “K”
U0345 Software Incompatibility With Hybrid/EV Battery Interface Control Module “L”
U0346 Software Incompatibility With Hybrid/EV Battery Interface Control Module “M”
U0347 Software Incompatibility With Hybrid/EV Battery Interface Control Module “N”
U0348 Software Incompatibility With Hybrid/EV Battery Interface Control Module “O”
U0349 Software Incompatibility With Hybrid/EV Battery Interface Control Module “P”
U034A Software Incompatibility With Engine Disconnect Clutch
U034B Software Incompatibility With Brake Booster Control
U034C Software Incompatibility With Battery Energy Control Module “C”
U034D Software Incompatibility With Vehicle Thermal Management Control Module
U034E Software Incompatibility With Active Grille Air Shutter Module “A”
U034F Software Incompatibility With Active Grille Air Shutter Module “B”
U0350 Software Incompatibility With Active Grille Air Shutter Module “C”
U0351 Software Incompatibility With Active Grille Air Shutter Module “D”
U0352 Software Incompatibility With NOx Sensor “C”
U0353 Software Incompatibility With Ion Sense Module
U0354 Software Incompatibility With Hybrid/EV Battery Inductive Charger Control Module
U0400 Invalid Data Received
U0401 Invalid Data Received From ECM/PCM “A”
U0402 Invalid Data Received From TCM
U0403 Invalid Data Received From Transfer Case Control Module
U0404 Invalid Data Received From Gear Shift Control Module “A”
U0405 Invalid Data Received From Cruise Control Module
U0406 Invalid Data Received From Fuel Injector Control Module
U0407 Invalid Data Received From Glow Plug Control Module 1
U0408 Invalid Data Received From Throttle Actuator “A” Control Module
U0409 Invalid Data Received From Alternative Fuel Control Module
U040A Invalid Data Received From Air Conditioning Control Module
U040B Invalid Data Received From Exhaust Gas Recirculation Control Module “A”
U040C Invalid Data Received From Exhaust Gas Recirculation Control Module “B”
U040D Invalid Data Received From Turbocharger/Supercharger Control Module “A”
U040E Invalid Data Received From Turbocharger/Supercharger Control Module “B”
U040F Invalid Data Received From Reductant Control Module
U0410 Invalid Data Received From Fuel Pump Control Module “A”
U0411 Invalid Data Received From Drive Motor Control Module “A”
U0412 Invalid Data Received From Battery Energy Control Module “A”
U0413 Invalid Data Received From Battery Energy Control Module “B”
U0414 Invalid Data Received From Four-Wheel Drive Clutch Control Module
U0415 Invalid Data Received From Anti-Lock Brake System (ABS) Control Module
U0416 Invalid Data Received From Vehicle Dynamics Control Module
U0417 Invalid Data Received From Park Brake Control Module
U0418 Invalid Data Received From Brake System Control Module “A”
U0419 Invalid Data Received From Steering Effort Control Module
U041A Invalid Data Received From Battery Isolation/Voltage Stabilization Control Module
U041B Invalid Data Received From Exhaust Gas Sensor Module “A”
U041C Invalid Data Received From Rocker Arm Control Module “A”
U041D Invalid Data Received From Rocker Arm Control Module “B”
U041E Invalid Data Received From All Wheel Drive Control Module
U041F Invalid Data Received From Throttle Actuator “B” Control Module
U0420 Invalid Data Received From Power Steering Control Module “A”
U0421 Invalid Data Received From Suspension Control Module “A”
U0422 Invalid Data Received From Body Control Module
U0423 Invalid Data Received From Instrument Panel Cluster Control Module
U0424 Invalid Data Received From HVAC Control Module
U0425 Invalid Data Received From Auxiliary Heater Control Module
U0426 Invalid Data Received From Vehicle Immobilizer Control Module
U0427 Invalid Data Received From Vehicle Security Control Module
U0428 Invalid Data Received From Steering Angle Sensor Module
U0429 Invalid Data Received From Steering Column Control Module
U042A Invalid Data Received From V2X Module
U042B Invalid Data Received From Chassis Control Module “A”
U042C Invalid Data Received From Chassis Control Module “B”
U042D Invalid Data Received from Active Vibration Control Module
U042E Invalid Data Received From Generator “A” Control Module
U042F Invalid Data Received From Camshaft Position Control Module
U0430 Invalid Data Received From Tire Pressure Monitor Module
U0431 Invalid Data Received From Body Control Module “A”
U0432 Invalid Data Received From Multi-axis Acceleration Sensor Module “A”
U0433 Invalid Data Received From Front Distance Range Sensor – Single Sensor or Center
U0434 Invalid Data Received From Active Roll Control Module
U0435 Invalid Data Received From Power Steering Control Module – Rear
U0436 Invalid Data Received From Differential Control Module – Front
U0437 Invalid Data Received From Differential Control Module – Rear
U0438 Invalid Data Received From Trailer Brake Control Module
U0439 Invalid Data Received From All Terrain Control Module
U043A Invalid Data Received From Suspension Control Module “B”
U043B Invalid Data Received From Front Distance Range Sensor – Left
U043C Invalid Data Received From Front Distance Range Sensor – Right
U043D Invalid Data Received From Accelerator Pedal Module
U043E Invalid Data Received From Vacuum Sensor “A”
U043F Invalid Data Received From Vacuum Sensor “B”
U0440 Invalid Data Received From Pedestrian Alert Control Module
U0441 Invalid Data Received From Emissions Critical Control Information
U0442 Invalid Data Received From ECM/PCM “B”
U0443 Invalid Data Received From Body Control Module “B”
U0444 Invalid Data Received From Body Control Module “C”
U0445 Invalid Data Received From Body Control Module “D”
U0446 Invalid Data Received From Body Control Module “E”
U0447 Invalid Data Received From Serial Data Gateway Module “A”
U0448 Invalid Data Received From Serial Data Gateway Module “B”
U0449 Invalid Data Received From Serial Data Gateway Module “C”
U044A Invalid Data Received From Serial Data Gateway Module “D”
U044B Invalid Data Received From Battery Energy Control Module “C”
U044C Invalid Data Received From Hybrid/EV Battery Inductive Charging Module
U044D Invalid Data Received From Generator “B” Control Module
U044F Invalid Data Received From Mirror Control Module “B”
U0451 Invalid Data Received From Serial Data Gateway Module “E”
U0452 Invalid Data Received From Restraints Control Module
U0453 Invalid Data Received From Side Restraints Control Module – Left
U0454 Invalid Data Received From Side Restraints Control Module – Right
U0455 Invalid Data Received From Restraints Occupant Classification System Module
U0456 Invalid Data Received From Coolant Temperature Control Module
U0457 Invalid Data Received From Information Center “A”
U0458 Invalid Data Received From Information Center “B”
U0459 Invalid Data Received From Head Up Display
U045A Invalid Data Received From Parking Assist Control Module “A”
U045B Invalid Data Received From Anti-Lock Brake System (ABS) Control Module “B”
U045C Invalid Data Received From Power Steering Control Module “B”
U045D Invalid Data Received From Automated Driving System Control Module “A”
U045E Invalid Data Received From Automated Driving System Control Module “B”
U045F Invalid Data Received From Automated Driving System Interface Module “A”
U0460 Invalid Data Received From Automated Driving System Interface Module “B”
U0461 Invalid Data Received From Audible Alert Control Module
U0462 Invalid Data Received From Compass Module
U0463 Invalid Data Received From Navigation Display Module
U0464 Invalid Data Received From Navigation Control Module
U0465 Invalid Data Received From PTO Control Module
U0466 Invalid Data Received From HVAC Control Module – Rear
U0467 Invalid Data Received From Fuel Additive Control Module
U0468 Invalid Data Received From Fuel Cell Control Module
U0469 Invalid Data Received From Starter / Generator Control Module
U046A Invalid Data Received From Sunroof Control Module
U046B Invalid Data Received From Global Positioning System Module
U046C Invalid Data Received From A/C Compressor Control Module
U046D Invalid Data Received from Fuel Pump Control Module “B”
U046E Invalid Data Received From Exhaust Gas Sensor Module “B”
U0471 Invalid Data Received From “Restraints System Sensor A”
U0472 Invalid Data Received From “Restraints System Sensor B”
U0473 Invalid Data Received From “Restraints System Sensor C”
U0474 Invalid Data Received From “Restraints System Sensor D”
U0475 Invalid Data Received From “Restraints System Sensor E”
U0476 Invalid Data Received From “Restraints System Sensor F”
U0477 Invalid Data Received From “Restraints System Sensor G”
U0478 Invalid Data Received From “Restraints System Sensor H”
U0479 Invalid Data Received From “Restraints System Sensor I”
U047A Invalid Data Received From “Restraints System Sensor J”
U047B Invalid Data Received From “Restraints System Sensor K”
U047C Invalid Data Received From “Restraints System Sensor L”
U047D Invalid Data Received From “Restraints System Sensor M”
U047E Invalid Data Received From “Restraints System Sensor N”
U047F Invalid Data Received From Seat Belt Pretensioner Module “A”
U0480 Invalid Data Received From Seat Belt Pretensioner Module “B”
U0481 Invalid Data Received From Automatic Lighting Control Module
U0482 Invalid Data Received From Headlamp Leveling Control Module “A”
U0483 Invalid Data Received From Lighting Control Module – Front
U0484 Invalid Data Received From Lighting Control Module – Rear “A”
U0485 Invalid Data Received From Radio
U0486 Invalid Data Received From Antenna Control Module
U0487 Invalid Data Received From Audio Amplifier “A”
U0488 Invalid Data Received From Digital Disc Player/Changer Module “A”
U0489 Invalid Data Received From Digital Disc Player/Changer Module “B”
U048A Invalid Data Received From Digital Disc Player/Changer Module “C”
U048B Invalid Data Received From Headlamp Leveling Control Module “B”
U0491 Invalid Data Received From Digital Disc Player/Changer Module “D”
U0492 Invalid Data Received From Television
U0493 Invalid Data Received From Personal Computer
U0494 Invalid Data Received From “Digital Audio Control Module A”
U0495 Invalid Data Received From “Digital Audio Control Module B”
U0496 Invalid Data Received From Subscription Entertainment Receiver Module
U0497 Invalid Data Received From Entertainment Control Module – Rear “A”
U0498 Invalid Data Received From Telephone Control Module
U0499 Invalid Data Received From Telematic Control Module
U049A Invalid Data Received From “Door Control Module A”
U049B Invalid Data Received From Tachograph Module
U049C Invalid Data Received From Battery Charger Control Module “A”
U049D Invalid Data Received From Glow Plug Control Module 2
U049E Invalid Data Received From Direct Ozone Reduction Catalyst Temperature Sensor
U049F Invalid Data Received From Transmission Range Control Module
U04A0 Invalid Data Received From Engine Coolant Pump Control Module
U04A1 Invalid Data Received From Hybrid/EV Battery Interface Control Module “A”
U04A2 Invalid Data Received From Hybrid/EV Battery Interface Control Module “B”
U04A3 Invalid Data Received From Hybrid/EV Battery Interface Control Module “C”
U04A4 Invalid Data Received From Particulate Matter Sensor “A”
U04A5 Invalid Data Received From Hybrid/EV Battery Interface Control Module “E”
U04A6 Invalid Data Received From Hybrid/EV Battery Interface Control Module “F”
U04A7 Invalid Data Received From Hybrid/EV Battery Interface Control Module “G”
U04A8 Invalid Data Received From Hybrid/EV Battery Interface Control Module “H”
U04A9 Invalid Data Received From Hybrid/EV Battery Interface Control Module “I”
U04AA Invalid Data Received From Hybrid/EV Battery Interface Control Module “J”
U04AB Invalid Data Received From Hybrid/EV Battery Interface Control Module “K”
U04AC Invalid Data Received From Hybrid/EV Battery Interface Control Module “L”
U04AD Invalid Data Received From Hybrid/EV Battery Interface Control Module “M”
U04AE Invalid Data Received From Hybrid/EV Battery Interface Control Module “N”
U04AF Invalid Data Received From Hybrid/EV Battery Interface Control Module “O”
U04B0 Invalid Data Received From Hybrid/EV Battery Interface Control Module “P”
U04B1 Invalid Data Received From Battery Monitor Module
U04B2 Invalid Data Received From Particulate Matter Sensor “B”
U04B3 Invalid Data Received From Planetary Gear Set Control Module
U04B4 Invalid Data Received From Brake Blending Actuator
U04B5 Invalid Data Received from Brake System Control Module “B”
U04B6 Invalid Data Received From Catalyst Heater Control Module
U04BA Invalid Data Received from Switch Input Module “A”
U04BB Invalid Data Received from Switch Input Module “B”
U04BC Invalid Data Received from Switch Input Module “C”
U04BD Invalid Data Received From Park Lock/Pawl Control Module
U04BE Invalid Data Received From Battery Charger Control Module “B”
U04BF Invalid Data Received from Drive Motor “A” Clutch Actuator
U04C0 Invalid Data Received from Battery Management Control Module
U0501 Invalid Data Received From “Door Control Module B”
U0502 Invalid Data Received From “Door Control Module C”
U0503 Invalid Data Received From “Door Control Module D”
U0504 Invalid Data Received From “Door Control Module E”
U0505 Invalid Data Received From “Door Control Module F”
U0506 Invalid Data Received From “Door Control Module G”
U0507 Invalid Data Received From Folding Top Control Module
U0508 Invalid Data Received From Moveable Roof Control Module “A”
U0509 Invalid Data Received From “Seat Control Module A”
U050A Invalid Data Received From “Seat Control Module B”
U050B Invalid Data Received From Moveable Roof Control Module “B”
U050C Invalid Data Received From “Door Control Module H”
U050D Invalid Data Received From Wireless Accessory Charging Module “A”
U050E Invalid Data Received From Wireless Accessory Charging Module “B”
U0511 Invalid Data Received From “Seat Control Module C”
U0512 Invalid Data Received From “Seat Control Module D”
U0513 Invalid Data Received From Yaw Rate Sensor Module
U0514 Invalid Data Received From Mirror Control Module “A”
U0515 Invalid Data Received From Remote Function Actuation Module
U0516 Invalid Data Received From “Door Switch A”
U0517 Invalid Data Received From “Door Switch B”
U0518 Invalid Data Received From “Door Switch C”
U0519 Invalid Data Received From “Door Switch D”
U051A Invalid Data Received From “Door Switch E”
U0521 Invalid Data Received From “Door Switch F”
U0522 Invalid Data Received From “Door Switch G”
U0523 Invalid Data Received From “Door Window Motor A”
U0524 Invalid Data Received From “Door Window Motor B”
U0525 Invalid Data Received From “Door Window Motor C”
U0526 Invalid Data Received From “Door Window Motor D”
U0527 Invalid Data Received From “Door Window Motor E”
U0528 Invalid Data Received From “Door Window Motor F”
U0529 Invalid Data Received From “Door Window Motor G”
U052A Invalid Data Received From Heated Steering Wheel Module
U052F Invalid Data Received From Object Detection Maintenance Control Module “A”
U0530 Invalid Data Received From Object Detection Maintenance Control Module “B”
U0531 Invalid Data Received From Rear Gate Module
U0532 Invalid Data Received From Rain Sensing Module
U0533 Invalid Data Received From Side Obstacle Detection Control Module “A”
U0534 Invalid Data Received From Side Obstacle Detection Control Module “B”
U0535 Invalid Data Received From Convenience Recall Module
U0536 Invalid Data Received From Lateral Acceleration Sensor Module
U0537 Invalid Data Received From Column Lock Module
U0538 Invalid Data Received From “Digital Audio Control Module C”
U0539 Invalid Data Received From “Digital Audio Control Module D”
U053A Invalid Data Received From Entrapment Control Module “A”
U053B Invalid Data Received From Image Processing Module “A”
U053C Invalid Data Received From Image Processing Module “B”
U053D Invalid Data Received From Image Processing Module “C”
U0541 Invalid Data Received From Entrapment Control Module “B”
U0542 Invalid Data Received From Headlamp Control Module “A”
U0543 Invalid Data Received From Headlamp Control Module “B”
U0544 Invalid Data Received From Parking Assist Control Module “B”
U0545 Invalid Data Received From Running Board Control Module “A”
U0546 Invalid Data Received From Entertainment Control Module – Front
U0547 Invalid Data Received From “Seat Control Module E”
U0548 Invalid Data Received From “Seat Control Module F”
U0549 Invalid Data Received From Remote Accessory Module
U054A Invalid Data Received From Entertainment Control Module – Rear “B”
U054B Invalid Data Received From Interior Lighting Control Module “A”
U054C Invalid Data Received from Seat Control Module “G”
U054D Invalid Data Received from Seat Control Module “H”
U054E Invalid Data Received from Seat Control Module “J”
U054F Invalid Data Received From Side Obstacle Detection Control Module “C”
U0550 Invalid Data Received From Side Obstacle Detection Control Module “D”
U0551 Invalid Data Received From Impact Classification System Module
U0552 Invalid Data Received From Running Board Control Module “B”
U0553 Invalid Data Received From Lighting Control Module – Rear “B”
U0554 Invalid Data Received From Accessory Protocol Interface Module
U0555 Invalid Data Received From Remote Start Module
U0556 Invalid Data Received From Front Display Interface Module
U0557 Invalid Data Received From Front Controls Interface Module “A”
U0558 Invalid Data Received From Front Controls/Display Interface Module
U0559 Invalid Data Received From Radio Transceiver
U055A Invalid Data Received From Special Purpose Vehicle Control Module “A”
U055B Invalid Data Received From Special Purpose Vehicle Control Module “B”
U055C Invalid Data Received From Special Purpose Vehicle Control Module “C”
U055D Invalid Data Received From Special Purpose Vehicle Control Module “D”
U055E Invalid Data Received From Front Controls Interface Module “B”
U055F Invalid Data Received From Electronic Brake Booster Control Module “A”
U0560 Invalid Data Received From Electronic Brake Booster Control Module “B”
U0561 Invalid Data Received From Seat Control Switch Module “A”
U0562 Invalid Data Received From Seat Control Switch Module “B”
U0563 Invalid Data Received From Audio Amplifier “B”
U0564 Invalid Data Received From Speech Recognition Module
U0565 Invalid Data Received From Camera Module – Rear
U0566 Invalid Data Received From Image Processing Sensor A
U0567 Invalid Data Received From Image Processing Sensor B
U0568 Invalid Data Received From Image Processing Sensor C
U0569 Invalid Data Received From Image Processing Sensor D
U056A Invalid Data Received From Image Processing Sensor E
U056B Invalid Data Received From Image Processing Sensor F
U056C Invalid Data Received From Image Processing Sensor G
U056D Invalid Data Received From Image Processing Sensor H
U056E Invalid Data Received From Image Processing Sensor I
U056F Invalid Data Received From Image Processing Sensor J
U0570 Invalid Data Received From Image Processing Sensor K
U0571 Invalid Data Received From Image Processing Sensor L
U0572 Invalid Data Received from Vehicle Motion Control Module “A”
U0573 Invalid Data Received from Vehicle Motion Control Module “B”
U0574 Invalid Data Received From Lighting Driver Control Module “A”
U0575 Invalid Data Received From Lighting Driver Control Module “B”
U0576 Invalid Data Received From Lighting Driver Control Module “C”
U0577 Invalid Data Received From Lighting Driver Control Module “D”
U0578 Invalid Data Received From Seat Module “K”
U0579 Invalid Data Received From Seat Module “L”
U057B Invalid Data Received From Battery Charger Control Module “C”
U057C Invalid Data Received From Battery Charger Control Module “D”
U057D Invalid Data Received From Off-Board Charger Control Module
U0580 Invalid Data Received From Haptic Control Module
U0585 Invalid Data Received From Active Grille Air Shutter Module “A”
U0586 Invalid Data Received From Active Grille Air Shutter Module “B”
U0587 Invalid Data Received From With Radiator Anti Tamper Device
U0588 Invalid Data Received From Transmission Fluid Pump Module “A”
U0589 Invalid Data Received From DC/AC Converter Control Module “A”
U058A Invalid Data Received From DC/AC Converter Control Module “B”
U058B Invalid Data Received From Transmission Fluid Pump Module “B”
U058C Invalid Data Received From Active Grille Air Shutter Module “C”
U058D Invalid Data Received From Active Grille Air Shutter Module “D”
U0592 Invalid Data Received From Gear Shift Control Module “B”
U0593 Invalid Data Received From Drive Motor Control Module “B”
U0594 Invalid Data Received From Hybrid/EV Powertrain Control Module
U0595 Invalid Data Received From Powertrain Control Monitor Module
U0596 Invalid Data Received From AC/AC Converter Control Module
U0597 Invalid Data Received From AC/DC Converter Control Module “A”
U0598 Invalid Data Received From AC/DC Converter Control Module “B”
U0599 Invalid Data Received From DC/DC Converter Control Module “A”
U059A Invalid Data Received From DC/DC Converter Control Module “B”
U059B Invalid Data Received From Hybrid/EV Battery Pack Sensor Module
U059C Invalid Data Received From Drive Motor Control Module “C”
U059D Invalid Data Received From Drive Motor Control Module “D”
U059E Invalid Data Received From NOx Sensor “A”
U059F Invalid Data Received From NOx Sensor “B”
U05A0 Invalid Data Received from Evaporative Emission System Leak Detection Control Module
U05A1 NOx Sensor “A” Received Invalid Data From ECM/PCM
U05A2 NOx Sensor “B” Received Invalid Data From ECM/PCM
U05A3 Invalid Data Received From Reductant Quality Module
U05A4 Particulate Matter Sensor Received Invalid Data From ECM/PCM
U05A5 Invalid Data Received From NH3 Sensor
U05A6 Invalid Data Received from Reductant Heater Control Module
U05A7 Invalid Data Received From Safety Integration Control Module
U05A8 Invalid Data Received From NOx Sensor “C”
U05A9 NOx Sensor “C” Received Invalid Data From ECM/PCM
U05AA Invalid Data Received From Charge Air Cooler Coolant Pump
U05AB Invalid Data Received From Engine Disconnect Clutch
U05AC Invalid Data Received From Vehicle Thermal Management Control Module
U05B2 Invalid Data Received From Comfort and Convenience Display “A”
U05B3 Invalid Data Received From Comfort and Convenience Display “B”
U05B4 Invalid Data Received From Driver Monitoring System Module
U05B5 Invalid Data Received From Front Radar Module “A”
U05B6 Invalid Data Received From Front Radar Module “B”
U05B7 Invalid Data Received From Rear Radar Module “A”
U05B8 Invalid Data Received From Rear Radar Module “B”
U05B9 Invalid Data Received From Rear Radar Module “C”
U05BA Invalid Data Received From Rear Radar Module “D”
U05BD Invalid Data Received From Localization and Mapping Module
U05BE Invalid Data Received From Night Vision Control Module
U05BF Invalid Data Received From Trailer Backup Assist Control Module
U05C0 Invalid Data Received From Interior Lighting Control Module “B”
U05C1 Invalid Data Received From Active Radiator Air Flow Control Module “A”
U0600 Lost Communication With Engine Oil Pressure Sensor “A”
U0601 Lost Communication With Particulate Filter Pressure Sensor “A”
U0602 Lost Communication With Particulate Filter Pressure Sensor “B”
U0603 Lost Communication With Fuel Pressure Sensor “A”
U0604 Lost Communication With Fuel Pressure Sensor “B”
U0605 Lost communication With A/C Refrigerant Sensor “A”
U0606 Lost Communication With Throttle/Pedal Position Sensor/Switch “A”
U0607 Lost Communication With Throttle/Pedal Position Sensor/Switch “B”
U0608 Lost Communication With Throttle/Pedal Position Sensor/Switch “C”
U0609 Lost Communication With Manifold Absolute Pressure/Barometric Pressure Sensor
U060A Lost Communication With Manifold Absolute Pressure Sensor “B”
U060B Lost Communication With Turbocharger/Supercharger Boost Sensor “A”
U060C Lost Communication With Turbocharger/Supercharger Boost Sensor “B”
U060D Lost Communication With Turbocharger/Supercharger Boost Sensor “C”
U060E Lost Communication With Crankcase Pressure Sensor
U060F Lost Communication With Mass or Volume Air Flow Sensor “A”
U0610 Lost Communication With Mass or Volume Air Flow Sensor “B”
U0611 Lost Communication With Intake Air Temperature Sensor 1 Bank 1
U0612 Lost Communication With Intake Air Temperature Sensor 1 Bank 2
U0613 Lost Communication With Intake Air Temperature Sensor 2 Bank 1
U0614 Lost Communication With Intake Air Temperature Sensor 2 Bank 2
U0615 Lost Communication With Engine Coolant Bypass Valve “A”
U0616 Lost Communication With Engine Coolant Bypass Valve “B”
U0617 Lost Communication With Engine Coolant Bypass Valve “C”
U0618 Lost Communication With Engine Coolant Bypass Valve “D”
U0619 Lost Communication With Reductant Level Sensor “A”
U061A Lost Communication With Reductant Level Sensor “B”
U061B Lost Communication With Reductant Level Sensor “C”
U061C Lost Communication With Reductant Temperature Sensor “A”
U061D Lost Communication With Reductant Temperature Sensor “B”
U061E Lost Communication with Battery Isolation/Voltage Stabilization Control Module
U061F Lost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 1
U0620 Lost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 2
U0621 Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 1
U0622 Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 2
U0623 Lost Communication With Coolant Pump “A”
U0624 Lost Communication With Coolant Pump “B”
U0625 Lost Communication With Fuel Rail Pressure Sensor Bank 1
U0626 Lost Communication With A/C Refrigerant Pressure Sensor “A”
U0627 Lost Communication With A/C Refrigerant Temperature Sensor “A”
U0628 Lost Communication With A/C Refrigerant Pressure Sensor “B”
U0629 Lost Communication With A/C Refrigerant Temperature Sensor “B”
U062A Lost Communication With A/C Refrigerant Distribution Valve Actuator “A”
U062B Lost Communication With A/C Refrigerant Distribution Valve Actuator “B”
U062C Lost Communication With A/C Refrigerant Distribution Valve Actuator “C”
U062D Lost Communication With A/C Refrigerant Distribution Valve Actuator “D”
U062E Lost Communication With A/C Refrigerant Expansion Valve Actuator
U062F Lost Communication With Coolant Pump “C”
U0630 Lost Communication With Engine Coolant Temperature Sensor 4
U0631 Lost Communication With Engine Coolant Temperature Sensor 5
U0632 Lost Communication With Fan 1
U0633 Lost Communication With Fan 2
U0634 Lost Communication With Hybrid/EV Battery Pack Coolant Temperature Sensor “A”
U0635 Lost Communication With Hybrid/EV Battery Pack Coolant Temperature Sensor “B”
U0636 Lost Communication With Hybrid/EV Battery Pack Coolant Control Valve “A”
U0637 Lost Communication With Hybrid/EV Battery Pack Coolant Control Valve “B”
U0638 Lost Communication With Hybrid/EV Electronics Coolant Temperature Sensor “A”
U0639 Lost Communication With Hybrid/EV Electronics Coolant Temperature Sensor “B”
U063A Lost Communication With Hybrid/EV Electronics Coolant Temperature Sensor “C”
U063B Lost Communication With Coolant Bypass Valve Actuator “A”
U063C Lost Communication With Coolant Bypass Valve Actuator “B”
U063D Lost Communication With Hybrid/EV Electronics Coolant Pump “A”
U063E Lost Communication With Exhaust Heat Exchanger Bypass Valve Actuator “A”
U063F Lost Communication With Engine Coolant Flow Control Valve Position Sensor
U0640 Lost Communication With EVAP Fuel Vapor Temperature Sensor Circuit
U0641 Lost Communication With EVAP System Pressure Sensor/Switch Circuit “A”
U0642 Lost Communication With EVAP System Pressure Sensor/Switch Circuit “B”
U0643 Lost Communication With Turbocharger/Supercharger “A” Temperature Sensor
U0644 Lost Communication With Wastegate Position Sensor “A”
U0645 Lost Communication With Active Air Dam Module
U0646 Lost Communication With Motor Electronics Coolant Pump “A”
U0647 Lost Communication With Motor Electronics Coolant Pump “B”
U0648 Lost Communication With Motor Electronics Coolant Pump “C”
U0649 Lost Communication With Coolant Pump “D”
U064A Lost Communication With Hybrid/EV Battery Pack Current Sensor “A”
U064B Lost Communication With Hybrid/EV Battery Pack Current Sensor “B”
U064C Lost Communication With Hybrid/EV Battery Pack Current Sensor “C”
U064D Lost Communication With Trailer Brake Control Switch
U064E Lost Communication With EGR Cooler Bypass Position Sensor Bank 1
U064F Lost Communication With Intake Manifold Runner Position Sensor Bank 1
U0650 Lost Communication With Exhaust Pressure Control Valve “A” Sensor/Switch
U0651 Lost Communication With EGR Sensor “A”
U0652 Lost Communication With EGR Sensor “B”
U0653 Lost Communication With EGR Sensor “C”
U0654 Lost Communication With Diesel Intake Air Flow “A” Position Sensor
U0655 Lost Communication With Diesel Intake Air Flow “B” Position Sensor
U0656 Lost Communication With Turbocharger/Supercharger Boost Control “A” Position Sensor
U0657 Lost Communication With Turbocharger/Supercharger Bypass Valve “A” Position Sensor
U0658 Lost Communication With Windshield Temperature Sensor
U0659 Lost Communication With Left Front Temperature Actuator
U065A Lost Communication With Right Front Temperature Actuator
U065B Lost Communication With Left Front Mode Actuator
U065C Lost Communication With Right Front Mode Actuator
U065D Lost Communication With Air Intake Actuator
U065E Lost Communication With Ram Air Actuator
U065F Lost Communication With Left Rear Temperature Actuator “A”
U0660 Lost Communication With Left Rear Temperature Actuator “B”
U0661 Lost Communication With Right Rear Temperature Actuator “A”
U0662 Lost Communication With Right Rear Temperature Actuator “B”
U0663 Lost Communication With Rear Mode Actuator
U0664 Lost Communication With Rear HVAC Air Cutoff Actuator
U0665 Lost Communication With Fuel Rail Pressure Sensor Bank 2
U0666 Lost Communication With Reductant Pressure Sensor
U0667 Lost Communication With Engine Oil Temperature Sensor “A”
U0668 Lost Communication With Engine Oil Level Sensor Circuit
U0669 Lost Communication With EGR Sensor “D”
U066A Lost Communication With EGR Sensor “E”
U066B Lost Communication With Turbocharger/Supercharger Bypass Valve “B” Position Sensor
U066C Lost Communication With Exhaust Heat Exchanger Bypass Valve Actuator “B”
U066D Lost Communication With Charge Air Cooler Temperature Sensor Bank 1
U066E Lost Communication With Charge Air Cooler Temperature Sensor Bank 2
U066F Lost Communication With Low Pressure Fuel System Sensor
U0670 Lost Communication With Fuel Temperature Sensor “A”
U0671 Lost Communication With Fuel Temperature Sensor “B”
U0672 Lost Communication With Engine Coolant Pump
U0673 Lost Communication With Ion Sense Module
U0674 Lost Communication With Wastegate Position Sensor “B”
U0675 Lost Communication With Turbocharger/Supercharger Speed Sensor “A”
U0676 Lost Communication With Fuel Level Sensor “A”
U0677 Lost Communication With Fuel Level Sensor “B”
U0678 Lost Communication With Fuel Level Sensor “C”
U0679 Lost Communication With Transmission Fluid Pressure Sensor/Switch “A”
U067A Lost Communication With Transmission Fluid Pressure Sensor/Switch “B”
U067B Lost Communication With Engine Disconnect Clutch Pressure Sensor
U067C Lost Communication With Fan 3
U067D Lost Communication With Fan 4
U067E Lost Communication With Exhaust Pressure Control Valve “B” Sensor/Switch
U067F Lost Communication With Barometric Pressure Sensor “A”
U0680 Lost Communication With Barometric Pressure Sensor “B”
U0681 Lost Communication With Throttle/Pedal Position Sensor/Switch “D”
U0682 Lost Communication With Throttle/Pedal Position Sensor/Switch “E”
U0683 Lost Communication With Throttle/Pedal Position Sensor/Switch “F”
U0684 Lost Communication With Catalyst Temperature Bank 1 Sensor 1
U0685 Lost Communication With Catalyst Temperature Bank 1 Sensor 2
U0686 Lost Communication With Catalyst Temperature Bank 2 Sensor 1
U0687 Lost Communication With Catalyst Temperature Bank 2 Sensor 2
U0688 Lost Communication With Throttle Position Sensor/Switch “G”
U0689 Lost Communication With Turbocharger/Supercharger “B” Temperature Sensor
U068A Lost Communication With Barometric Pressure Sensor “C”
U068B Lost Communication With Turbocharger/Supercharger Inlet Pressure Sensor “A”
U068C Lost Communication With Turbocharger/Supercharger Inlet Pressure Sensor “B”
U068D Lost Communication With EGR Temperature Sensor “A”
U068E Lost Communication With EGR Temperature Sensor “B”
U068F Lost Communication With EGR Temperature Sensor “C”
U0690 Lost Communication With EGR Temperature Sensor “D”
U0691 Lost Communication With Exhaust Pressure Sensor “A”
U0692 Lost Communication With Exhaust Pressure Sensor “B”
U0693 Lost Communication With Humidity Sensor
U0694 Lost Communication With Hybrid/EV Battery Pack Coolant Pump “A”
U0695 Lost Communication With Hybrid/EV Battery Pack Coolant Pump “B”
U0696 Lost Communication With Particulate Filter Pressure Sensor “C”
U0697 Lost Communication With Particulate Filter Pressure Sensor “D”
U0698 Lost Communication with Coolant Pump “E”
U0699 Lost Communication with Coolant Pump “F”
U069A Lost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 3
U069B Lost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 4
U069C Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 3
U069D Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 4
U069E Lost Communication with Coolant Heater “A”
U069F Lost Communication With Exhaust Pressure Sensor “C”
U0901 Invalid Data from Ion Sense Module
U3000 Control Module
U3001 Control Module Improper Shutdown Performance
U3002 Vehicle Identification Number
U3003 Battery Voltage
U3004 Accessory Power Relay
U3005 Retained Accessory Power
U3006 Control Module Input Power “A” Circuit/Open
U3007 Control Module Input Power “B” Circuit/Open
U3008 Control Module Ground “A”
U3009 Control Module Ground “B”
U300A Ignition Switch
U300B Ignition Input Accessory/On/Start
U300C Ignition Input Off/On/Start
U300D Ignition Input On/Start
U300E Ignition Input On
U300F Ignition Input Accessory
U3010 Ignition Input Start
U3011 Ignition Input Off
U3012 Control Module Improper Wake-up Performance
U3013 Control Module Input Power “C” Circuit/Open
U3014 Control Module Input Power “D” Circuit/Open
U3015 Control Module Ground “C”
U3016 Control Module Ground “D”
U3017 Control Module Timer/Clock Performance
U3018 Control Module Input Power Circuit “A”/”B” Correlation
U3019 Control Module Input Power Circuit “B”/”C” Correlation
U301A Control Module Wake-up Circuit “A”/Open
U301B Control Module Wake-up Circuit “A” Low
U301C Control Module Wake-up Circuit “A” High
U301D Control Module Wake-up Circuit “A” Performance
U301E Control Module Wake-up Circuit “B”/Open
U301F Control Module Wake-up Circuit “B” Low
U3020 Control Module Wake-up Circuit “B” High
U3021 Control Module Wake-up Circuit “B” Performance
U3022 Ignition Input Accessory/Off
U3023 Control Module Input Power Circuit A – Ignition Input On/Start Circuit Correlation
U3024 Control Module Input Power Circuit B – Ignition Input On/Start Circuit Correlation
U3025 Control Module “A” Disable Circuit/Open
U3026 Control Module “A” Disable Circuit Low
U3027 Control Module “A” Disable Circuit High
U3028 Control Module “A” Disable Feedback Circuit
U3029 Control Module “A” Disable Feedback Circuit Low
U302A Control Module “A” Disable Feedback Circuit High
U302B Ignition Output Accessory/On/Start
U302C Ignition Output Off/On/Start
U302D Ignition Output On/Start
U302E Ignition Output On
U302F Ignition Output Accessory
U3030 Ignition Output Start
U3031 Ignition Output Off
U3032 Ignition Output Accessory/Off
U3033 Control Module Security Certificate Missing/Invalid
U3034 Communication Authentication Key/Certificate Missing/Invalid
U3035 Communication Authentication Signal Invalid Data
U3036 Communication Authentication Signal Performance
U3500 Control Module Input Power “A” Circuit Range/Performance
U3501 Control Module Input Power “A” Circuit Low
U3502 Control Module Input Power “A” Circuit High
U3503 Control Module Input Power “A” Circuit Intermittent/Erratic
U3504 Control Module Input Power “B” Circuit Range/Performance
U3505 Control Module Input Power “B” Circuit Low
U3506 Control Module Input Power “B” Circuit High
U3507 Control Module Input Power “B” Circuit Intermittent/Erratic
U3508 Control Module Input Power “C” Circuit Range/Performance
U3509 Control Module Input Power “C” Circuit Low
U350A Control Module Input Power “C” Circuit High
U350B Control Module Input Power “C” Circuit Intermittent/Erratic
U350C Control Module Cooling Fan Circuit/Open
U350D Control Module Cooling Fan Circuit Low
U350E Control Module Cooling Fan Circuit High
U350F Control Module Cooling Fan Circuit Range/Performance
U3510 Control Module Missing Calibration
U3511 High Voltage System Interlock Circuit “B”
U3512 High Voltage System Interlock Circuit “B” Performance
U3513 High Voltage System Interlock Circuit “B” Low
U3514 High Voltage System Interlock Circuit “B” High
U3515 High Voltage System Interlock Circuit “C”
U3516 High Voltage System Interlock Circuit “C” Performance
U3517 High Voltage System Interlock Circuit “C” Low
U3518 High Voltage System Interlock Circuit “C” High
U3519 High Voltage System Interlock Circuit “D”
U351A High Voltage System Interlock Circuit “D” Performance
U351B High Voltage System Interlock Circuit “D” Low
U351C High Voltage System Interlock Circuit “D” High
U351D High Voltage System Interlock Circuit “E”
U351E High Voltage System Interlock Circuit “E” Performance
U351F High Voltage System Interlock Circuit “E” Low
U3520 High Voltage System Interlock Circuit “E” High
U3521 High Voltage System Interlock Circuit “F”
U3522 High Voltage System Interlock Circuit “F” Performance
U3523 High Voltage System Interlock Circuit “F” Low
U3524 High Voltage System Interlock Circuit “F” High
U3525 High Voltage System Interlock Circuit “G”
U3526 High Voltage System Interlock Circuit “G” Performance
U3527 High Voltage System Interlock Circuit “G” Low
U3528 High Voltage System Interlock Circuit “G” High
U3529 High Voltage System Interlock Circuit “H”
U352A High Voltage System Interlock Circuit “H” Performance
U352B High Voltage System Interlock Circuit “H” Low
U352C High Voltage System Interlock Circuit “H” High
U352D High Voltage System Interlock Circuit “J”
U352E High Voltage System Interlock Circuit “J” Performance
U352F High Voltage System Interlock Circuit “J” Low
U3530 High Voltage System Interlock Circuit “J” High
U3531 High Voltage System Interlock Circuit “K”
U3532 High Voltage System Interlock Circuit “K” Performance
U3533 High Voltage System Interlock Circuit “K” Low
U3534 High Voltage System Interlock Circuit “K” High
U3535 High Voltage System Interlock Circuit “L”
U3536 High Voltage System Interlock Circuit “L” Performance
U3537 High Voltage System Interlock Circuit “L” Low
U3538 High Voltage System Interlock Circuit “L” High
U3539 High Voltage System Interlock Circuit “M”
U353A High Voltage System Interlock Circuit “M” Performance
U353B High Voltage System Interlock Circuit “M” Low
U353C High Voltage System Interlock Circuit “M” High
U353D High Voltage System Interlock Circuit “N”
U353E High Voltage System Interlock Circuit “N” Performance
U353F High Voltage System Interlock Circuit “N” Low
U3540 High Voltage System Interlock Circuit “N” High
U3541 High Voltage System Interlock Circuit “O”
U3542 High Voltage System Interlock Circuit “O” Performance
U3543 High Voltage System Interlock Circuit “O” Low
U3544 High Voltage System Interlock Circuit “O” High
U3545 High Voltage System Interlock Circuit “P”
U3546 High Voltage System Interlock Circuit “P” Performance
U3547 High Voltage System Interlock Circuit “P” Low
U3548 High Voltage System Interlock Circuit “P” High
U3549 Hydrogen Tank High Pressure Sensor 1 Circuit
U354A Hydrogen Tank “A” Temperature Sensor 1 Circuit
U354B Hydrogen Tank “A” Temperature Sensor 2 Circuit
U354C Hydrogen Tank “B” Temperature Sensor 1 Circuit
U354D Hydrogen Tank “B” Temperature Sensor 2 Circuit
U354E Hydrogen Tank “C” Temperature Sensor 1 Circuit
U354F Hydrogen Tank “C” Temperature Sensor 2 Circuit
U3550 Hydrogen Tank “A” Valve Control Circuit
U3551 Hydrogen Tank “A” Valve Enable Circuit
U3552 Hydrogen Tank “A” Valve Performance
U3553 Hydrogen Tank “B” Valve Control Circuit
U3554 Hydrogen Tank “B” Valve Enable Circuit
U3555 Hydrogen Tank “B” Valve Performance
U3556 Hydrogen Tank “C” Valve Control Circuit
U3557 Hydrogen Tank “C” Valve Enable Circuit
U3558 Hydrogen Tank “C” Valve
U3559 Air Inlet Pressure Sensor Circuit
U355A Charge Air Cooler Outlet Pressure Sensor 1 Circuit
U355B Charge Air Cooler Outlet Pressure Sensor 2 Circuit
U355C Charge Air Cooler Outlet Temperature Sensor Circuit
U355D Expander Inlet Pressure Sensor 1 Circuit
U355E Expander Inlet Pressure Sensor 2 Circuit
U355F Cathode Backpressure Valve Control Circuit
U3560 Cathode Backpressure Valve Position Sensor Circuit
U3561 Cathode Bypass Valve Control Circuit
U3562 Cathode Bypass Valve
U3563 Cathode Bypass Valve Position Sensor Circuit
U3564 Hydrogen Supply Line “A” Pressure Sensor 1 Circuit
U3565 Hydrogen Supply Line “A” Pressure Sensor 2 Circuit
U3566 Anode Inlet Pressure Sensor 1 Circuit
U3567 Anode Inlet Pressure Sensor 2 Circuit
U3568 Anode Multifunction Valve Control Circuit
U3569 Anode Multifunction Valve
U356A Anode Drain Valve Control Circuit
U356B Anode Drain Valve
U356C Anode Header Drain Valve Control Circuit
U356D Anode Header Drain Valve
U356E Anode Drain Valve Heater Relay Control Circuit
U356F Anode Header Drain Valve Heater Relay Control Circuit
U3570 Stack Inlet Coolant Temperature Sensor Circuit
U3571 Stack Outlet Coolant Temperature Sensor 1 Circuit
U3572 Stack Outlet Coolant Temperature Sensor 2 Circuit
U3573 Coolant Mixing Valve Control Circuit
U3574 Coolant Mixing Valve
U3575 Coolant Mixing Valve Position Sensor Circuit
U3576 Stack Differential Pressure Sensor Circuit
U3600 – U3FXX ISO/SAE Reserved
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