P101C
Glow Plug Control Module Temperature Sensor 2 Circuit High Voltage
P101C is an OBD-II diagnostic trouble code meaning: Glow Plug Control Module Temperature Sensor 2 Circuit High Voltage. Common causes: open or short circuit in the temperature sensor circuit, malfunction of the glow plug module temperature sensor. Estimated repair cost: $17–56.
Symptoms
- Difficulty starting the engine, especially in cold weather
- Extended engine warm-up time
- Check Engine indicator on the dashboard
- Reduced engine power
- Increased fuel consumption
Causes
- Open or short circuit in the temperature sensor circuit
- Malfunction of the glow plug module temperature sensor
- Problems with the glow plug module
- Corrosion or poor contact in connectors
- Engine control unit (ECU) malfunction
How to Fix
- Check the continuity of the temperature sensor circuit
- Check the condition of connectors and contacts
- Check the functionality of the temperature sensor
- Check glow plug module
- If necessary, replace the glow plug module temperature sensor
Related codes
FAQ
What does the P101C code mean?
P101C is an OBD-II diagnostic trouble code that indicates: Glow Plug Control Module Temperature Sensor 2 Circuit High Voltage
What causes a P101C error code?
The most common causes of P101C include: Open or short circuit in the temperature sensor circuit; Malfunction of the glow plug module temperature sensor; Problems with the glow plug module; Corrosion or poor contact in connectors.
How do I fix a P101C diagnostic trouble code?
To fix P101C: Check the continuity of the temperature sensor circuit. Check the condition of connectors and contacts. Check the functionality of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P101C?
Yes, but get it checked soon
How much does it cost to fix P101C?
The estimated repair cost for P101C is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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