DTC P0705 Transmission Range Sensor Circuit malfunction

DTC P0705 signifies a malfunction within the Transmission Range Sensor Circuit. This trouble code is logged when the Powertrain Control Module (PCM) detects an issue with the transmission range sensor’s electrical circuit.

1. What does P0705 code mean?

DTC P0705 specifically points to a problem in the Transmission Range Sensor Circuit. It highlights an electrical fault within the sensor circuit responsible for transmitting data regarding the gear position to the PCM.

2. What are the causes of DTC P0705?

Possible causes of DTC P0705 include:

  • Faulty Transmission Range Sensor: A malfunctioning or misaligned range sensor.
  • Faulty Wiring or Connectors: Damaged, corroded, or disconnected wiring or connectors within the sensor circuit.
  • Transmission Range Sensor Alignment: Improper alignment of the sensor or issues related to its mounting.

3. What are the symptoms of DTC P0705?

Common symptoms related to DTC P0705 may include:

  • Check Engine Light: Illumination of the Check Engine Light due to the detected fault in the Transmission Range Sensor Circuit.
  • Incorrect Gear Display: Inaccurate or erratic gear indications on the dashboard or instrument cluster.
  • Transmission Issues: Problems with shifting gears, including harsh shifting, difficulty in shifting, or failure to engage the correct gear.

4. How to diagnose DTC P0705?

Diagnosing DTC P0705 involves several steps:

  • OBD-II Scan: Use an OBD-II scanner to retrieve the trouble code and associated details.
  • Visual Inspection: Inspect the transmission range sensor and related wiring for physical damage, corrosion, or disconnection.
  • Check Sensor Alignment: Verify correct sensor alignment or mounting on the transmission.
  • Wiring Inspection: Use a multimeter to test for proper voltage and continuity within the Transmission Range Sensor Circuit.

5. How to fix DTC P0705 problem?

Potential steps to address DTC P0705 include:

  • Repair or Replace Faulty Components: Repair or replace any damaged wiring, connectors, or a malfunctioning transmission range sensor identified during inspection.
  • Clear Codes: After resolving the issue, clear the trouble codes using an OBD-II scanner to reset the Check Engine Light.
  • Professional Assistance: Seek help from a certified mechanic for complex sensor or wiring issues or for further diagnosis and repair.

Conclusion DTC P0705, indicating a fault in the Transmission Range Sensor Circuit, requires thorough inspection and potential replacement of the sensor or repair of the circuit to restore proper transmission operation and accurate gear indication.