P2D55
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit High
P2D55 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit High. Common causes: short circuit in the sensor circuit, coolant temperature sensor malfunction. Estimated repair cost: $17–56.
Symptoms
- Hybrid system power reduction
- Switching to emergency mode
- Battery warning indicator on instrument panel
- Unstable operation of the battery cooling system
- Increased fuel consumption (for hybrids)
Causes
- Short circuit in the sensor circuit
- Coolant temperature sensor malfunction
- Wiring harness damage
- Poor contact in the sensor connector
- Problems with the hybrid system control unit
How to Fix
- Check the integrity of the sensor circuit
- Inspect connectors and wiring for damage
- Check the resistance of the temperature sensor
- Replace the coolant temperature sensor if necessary
- Reset the error code and check the system after repair
Related codes
Error P2D55 by Vehicle Brand
FAQ
What does the P2D55 code mean?
P2D55 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit High
What causes a P2D55 error code?
The most common causes of P2D55 include: Short circuit in the sensor circuit; Coolant temperature sensor malfunction; Wiring harness damage; Poor contact in the sensor connector.
How do I fix a P2D55 diagnostic trouble code?
To fix P2D55: Check the integrity of the sensor circuit. Inspect connectors and wiring for damage. Check the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2D55?
Limited driving only, diagnose soon
How much does it cost to fix P2D55?
The estimated repair cost for P2D55 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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