B1A12
Remote Keyless Entry Fob 3 Battery Low
B1A12 is an OBD-II diagnostic trouble code meaning: Remote Keyless Entry Fob 3 Battery Low. Common causes: low battery in key fob, key fob malfunction. Estimated repair cost: $6–22.
Symptoms
- Problems with remote control locks
- The key fob does not respond to pressing
- Low Battery Message on Dashboard
Causes
- Low battery in key fob
- Key fob malfunction
- Problems with the signal receiver in the car
How to Fix
- Replace the battery in the key fob
- Check the functionality of the key fob after replacing the battery
- Replace the key fob if necessary
Related codes
FAQ
What does the B1A12 code mean?
B1A12 is an OBD-II diagnostic trouble code that indicates: Remote Keyless Entry Fob 3 Battery Low
What causes a B1A12 error code?
The most common causes of B1A12 include: Low battery in key fob; Key fob malfunction; Problems with the signal receiver in the car.
How do I fix a B1A12 diagnostic trouble code?
To fix B1A12: Replace the battery in the key fob. Check the functionality of the key fob after replacing the battery. Replace the key fob if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1A12?
Yes, but get it checked soon
How much does it cost to fix B1A12?
The estimated repair cost for B1A12 is $6–22. Actual cost depends on your vehicle, location, and labor rates.
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