B1A11
Remote Keyless Entry Fob 2 Battery Low
B1A11 is an OBD-II diagnostic trouble code meaning: Remote Keyless Entry Fob 2 Battery Low. Common causes: dead battery in the key, key malfunction. Estimated repair cost: $6–22.
Symptoms
- Reducing the key's range
- Need to press buttons multiple times to get them to work
- Warning message on dashboard
- The key stops working suddenly
Causes
- Dead battery in the key
- Key malfunction
- Problems with the signal receiver in the car
- Damage to the key antenna
How to Fix
- Replace the battery in the key (the battery type is indicated in the operating manual)
- Check the key operation after replacing the battery
- If the problem persists, have the key diagnosed by a dealer.
- Check the operation of the car remote access system (signal receiver)
Related codes
FAQ
What does the B1A11 code mean?
B1A11 is an OBD-II diagnostic trouble code that indicates: Remote Keyless Entry Fob 2 Battery Low
What causes a B1A11 error code?
The most common causes of B1A11 include: Dead battery in the key; Key malfunction; Problems with the signal receiver in the car; Damage to the key antenna.
How do I fix a B1A11 diagnostic trouble code?
To fix B1A11: Replace the battery in the key (the battery type is indicated in the operating manual). Check the key operation after replacing the battery. If the problem persists, have the key diagnosed by a dealer.. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1A11?
Limited driving only, diagnose soon
How much does it cost to fix B1A11?
The estimated repair cost for B1A11 is $6–22. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat