P1B2C
Hybrid/Electric Vehicle Battery 31 Circuit
P1B2C is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 31 Circuit. Common causes: damage to battery wiring harness no. 31, corrosion of contacts in the battery circuit. Estimated repair cost: $167–889.
Symptoms
- Check Engine light comes on
- Reduced vehicle power
- Switching to emergency mode
- Extended charging time
- Reduced electric range
Causes
- Damage to battery wiring harness No. 31
- Corrosion of contacts in the battery circuit
- Malfunction of the battery itself No. 31
- Problems with the battery management module
- Violation of insulation of high-voltage wires
How to Fix
- Carry out diagnostics of the high-voltage system
- Check the integrity of the wiring harness of battery No. 31
- Test the condition of battery No. 31
- Check connections and contacts in the circuit
- Replace the faulty battery if necessary
- Repair only from an authorized dealer
Related codes
FAQ
What does the P1B2C code mean?
P1B2C is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 31 Circuit
What causes a P1B2C error code?
The most common causes of P1B2C include: Damage to battery wiring harness No. 31; Corrosion of contacts in the battery circuit; Malfunction of the battery itself No. 31; Problems with the battery management module.
How do I fix a P1B2C diagnostic trouble code?
To fix P1B2C: Carry out diagnostics of the high-voltage system. Check the integrity of the wiring harness of battery No. 31. Test the condition of battery No. 31. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1B2C?
Limited driving only, diagnose soon
How much does it cost to fix P1B2C?
The estimated repair cost for P1B2C is $167–889. Actual cost depends on your vehicle, location, and labor rates.
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