P1B57
Hybrid/Electric Vehicle Battery 39 Circuit Performance
P1B57 is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 39 Circuit Performance. Common causes: poor contact in battery circuit connectors no. 39, damage to the wires in the battery cell circuit. Estimated repair cost: $17–278.
Symptoms
- Reduced motor power
- Increased fuel consumption (for hybrids)
- Reduced range (for electric vehicles)
- Battery fault indicator flashing
- Activation of emergency operation
Causes
- Poor contact in battery circuit connectors No. 39
- Damage to the wires in the battery cell circuit
- Wear or degradation of battery cell No. 39
- Battery balancing device malfunction
- Problems with the Battery Management Module (BMS)
How to Fix
- Check connections and connectors of battery circuit No. 39
- Test resistance and wiring integrity
- Check the condition of battery cell No. 39
- Scan the battery management module for errors
- If necessary, replace the faulty battery cell
Related codes
FAQ
What does the P1B57 code mean?
P1B57 is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 39 Circuit Performance
What causes a P1B57 error code?
The most common causes of P1B57 include: Poor contact in battery circuit connectors No. 39; Damage to the wires in the battery cell circuit; Wear or degradation of battery cell No. 39; Battery balancing device malfunction.
How do I fix a P1B57 diagnostic trouble code?
To fix P1B57: Check connections and connectors of battery circuit No. 39. Test resistance and wiring integrity. Check the condition of battery cell No. 39. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1B57?
Yes, but get it checked soon
How much does it cost to fix P1B57?
The estimated repair cost for P1B57 is $17–278. Actual cost depends on your vehicle, location, and labor rates.
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