P179F
Sensor For Transmission Range Malfunction
P179F is an OBD-II diagnostic trouble code meaning: Sensor For Transmission Range Malfunction. Common causes: gear selector position sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- The transmission goes into emergency mode
- Gear shifting problems
- Inability to start the engine in some selector positions
- Incorrect display of gear position on the instrument panel
Causes
- Gear selector position sensor malfunction
- Open or short circuit in the sensor circuit
- Oxidized or damaged connector pins
- Transmission control module (TCM) problems
- Mechanical damage to the sensor or its mounting
How to Fix
- Check the condition of the sensor and its fastening
- Check the integrity of wiring and connectors
- Clean sensor connector contacts
- Check sensor resistance according to manufacturer's specifications
- If necessary, replace the gear selector position sensor
Related codes
FAQ
What does the P179F code mean?
P179F is an OBD-II diagnostic trouble code that indicates: Sensor For Transmission Range Malfunction
What causes a P179F error code?
The most common causes of P179F include: Gear selector position sensor malfunction; Open or short circuit in the sensor circuit; Oxidized or damaged connector pins; Transmission control module (TCM) problems.
How do I fix a P179F diagnostic trouble code?
To fix P179F: Check the condition of the sensor and its fastening. Check the integrity of wiring and connectors. Clean sensor connector contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P179F?
Limited driving only, diagnose soon
How much does it cost to fix P179F?
The estimated repair cost for P179F is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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