P0C43
Hybrid/EV Battery Pack Coolant Temperature Sensor A Circuit Range/Performance
P0C43 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Coolant Temperature Sensor A Circuit Range/Performance. Common causes: coolant temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine light comes on
- Reduced performance of the hybrid system
- Battery overheating
- Reducing the range of an electric vehicle
- Incorrect coolant temperature readings
Causes
- Coolant temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor connection or corroded connectors
- Problems with the hybrid system control module
- Low coolant level
How to Fix
- Check the level and condition of the coolant
- Check the integrity of the sensor circuit and connection
- Test the coolant temperature sensor
- Replace the faulty sensor if necessary
- Reset the error code and check the system
Related codes
Error P0C43 by Vehicle Brand
FAQ
What does the P0C43 code mean?
P0C43 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Coolant Temperature Sensor A Circuit Range/Performance
What causes a P0C43 error code?
The most common causes of P0C43 include: Coolant temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor connection or corroded connectors; Problems with the hybrid system control module.
How do I fix a P0C43 diagnostic trouble code?
To fix P0C43: Check the level and condition of the coolant. Check the integrity of the sensor circuit and connection. Test the coolant temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0C43?
Limited driving only, diagnose soon
How much does it cost to fix P0C43?
The estimated repair cost for P0C43 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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