P1E54
Hybrid/Electric Vehicle Battery 41 Circuit
P1E54 is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 41 Circuit. Common causes: damage to the wiring in the battery circuit 41, malfunction of voltage or temperature sensor. Estimated repair cost: $167–889.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- The car goes into emergency mode
- Reducing electric range
- Error message on display
Causes
- Damage to the wiring in the battery circuit 41
- Malfunction of voltage or temperature sensor
- Problems with balancing battery cells
- Corrosion of contacts in the circuit
- Internal damage to the battery module
How to Fix
- Carry out diagnostics of the high-voltage system (only by specialists)
- Check the integrity of the wiring and contacts in circuit 41
- Test voltage and temperature sensors
- Check battery module cell balance
- If necessary, replace the damaged battery module
- Repair only from an authorized dealer
Related codes
FAQ
What does the P1E54 code mean?
P1E54 is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 41 Circuit
What causes a P1E54 error code?
The most common causes of P1E54 include: Damage to the wiring in the battery circuit 41; Malfunction of voltage or temperature sensor; Problems with balancing battery cells; Corrosion of contacts in the circuit.
How do I fix a P1E54 diagnostic trouble code?
To fix P1E54: Carry out diagnostics of the high-voltage system (only by specialists). Check the integrity of the wiring and contacts in circuit 41. Test voltage and temperature sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1E54?
Do not drive — repair immediately
How much does it cost to fix P1E54?
The estimated repair cost for P1E54 is $167–889. Actual cost depends on your vehicle, location, and labor rates.
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