P2C38
Cylinder Head Temperature Sensor B Circuit
P2C38 is an OBD-II diagnostic trouble code meaning: Cylinder Head Temperature Sensor B Circuit. Common causes: open or short circuit in the sensor circuit, poor contact in the sensor connector. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- Reduced engine power
- Unstable engine operation at idle
- Engine overheating (in some cases)
- Incorrect engine temperature readings
Causes
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Head temperature sensor malfunction
- Wiring harness damage
- Problems with the engine ECU
How to Fix
- Check the integrity of wiring and connectors
- Check the sensor resistance (compare with the norm)
- Clean sensor connector contacts
- Replace the head temperature sensor if necessary
- Check the operation of the system after repair
Related codes
Error P2C38 by Vehicle Brand
FAQ
What does the P2C38 code mean?
P2C38 is an OBD-II diagnostic trouble code that indicates: Cylinder Head Temperature Sensor B Circuit
What causes a P2C38 error code?
The most common causes of P2C38 include: Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Head temperature sensor malfunction; Wiring harness damage.
How do I fix a P2C38 diagnostic trouble code?
To fix P2C38: Check the integrity of wiring and connectors. Check the sensor resistance (compare with the norm). Clean sensor connector contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2C38?
Limited driving only, diagnose soon
How much does it cost to fix P2C38?
The estimated repair cost for P2C38 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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