P1705
Transmission Range Sensor Out Of Self-Test Range
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Incorrect display of gear selector position on the instrument panel
- Gear shifting problems
- The car may not start or may only start in certain selector positions
- Flashing check engine or transmission light
Causes
- Faulty Transmission Range Sensor (TRS)
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Mechanical damage to the sensor or its drive mechanism
- Transmission control module (TCM) problems
How to Fix
- Check the condition and connection of the TRS sensor
- Check the continuity of the sensor circuit using a multimeter
- Clean sensor connector contacts
- If necessary, replace the gear range sensor
- Check and, if necessary, reflash the transmission control unit