P2D56
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit Intermittent/Erratic
P2D56 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit Intermittent/Erratic. Common causes: coolant temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- Reduced performance of the hybrid system
- Incorrect coolant temperature readings
- Hybrid battery overheating
Causes
- Coolant temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in connectors
- Wiring harness damage
- Problems with the hybrid system control module
How to Fix
- Check the continuity of the temperature sensor circuit
- Check sensor connectors and contacts
- Replace the coolant temperature sensor if necessary
- Check and replace wiring harness if necessary
- Check the hybrid system control module
Related codes
Error P2D56 by Vehicle Brand
FAQ
What does the P2D56 code mean?
P2D56 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit Intermittent/Erratic
What causes a P2D56 error code?
The most common causes of P2D56 include: Coolant temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in connectors; Wiring harness damage.
How do I fix a P2D56 diagnostic trouble code?
To fix P2D56: Check the continuity of the temperature sensor circuit. Check sensor connectors and contacts. Replace the coolant temperature sensor if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2D56?
Yes, but get it checked soon
How much does it cost to fix P2D56?
The estimated repair cost for P2D56 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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