P1BA3
Hybrid/Electric Vehicle Battery 64 Circuit Low Voltage
P1BA3 is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 64 Circuit Low Voltage. Common causes: high voltage battery fault, problems with connections or battery terminals. Estimated repair cost: $167–2778.
Symptoms
- Hybrid system power reduction
- Warning messages on the dashboard
- Reduced electric range
- The car switches to petrol mode more often than usual
- Battery charging problems
Causes
- High voltage battery fault
- Problems with connections or battery terminals
- Battery management system (BMS) malfunction
- Damage to high voltage cables
- Problems with the charger or regeneration system
How to Fix
- Check battery voltage and compare with normal
- Inspect the connections and terminals of the high-voltage battery
- Check the integrity of high-voltage cables
- Test the Battery Management System (BMS)
- If necessary, replace the high-voltage battery
Related codes
FAQ
What does the P1BA3 code mean?
P1BA3 is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 64 Circuit Low Voltage
What causes a P1BA3 error code?
The most common causes of P1BA3 include: High voltage battery fault; Problems with connections or battery terminals; Battery management system (BMS) malfunction; Damage to high voltage cables.
How do I fix a P1BA3 diagnostic trouble code?
To fix P1BA3: Check battery voltage and compare with normal. Inspect the connections and terminals of the high-voltage battery. Check the integrity of high-voltage cables. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1BA3?
Do not drive — repair immediately
How much does it cost to fix P1BA3?
The estimated repair cost for P1BA3 is $167–2778. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat