B310E
Keyless Entry Transmitter 7 Battery
B310E is an OBD-II diagnostic trouble code meaning: Keyless Entry Transmitter 7 Battery. Common causes: low battery in key fob, key fob malfunction. Estimated repair cost: $6–33.
Symptoms
- Problems with key fob recognition
- The need to bring the key fob closer to the car for operation
- The malfunction indicator on the dashboard lights up
Causes
- Low battery in key fob
- Key fob malfunction
- Problems with the signal receiver
- Broken or damaged keyless entry system wiring harness
How to Fix
- Replace the battery in the key fob
- Check the operation of the key fob after replacing the battery
- If the error persists, diagnose the key fob and signal receiver
- Check the integrity of the keyless entry system wiring harness
Related codes
Error B310E by Vehicle Brand
FAQ
What does the B310E code mean?
B310E is an OBD-II diagnostic trouble code that indicates: Keyless Entry Transmitter 7 Battery
What causes a B310E error code?
The most common causes of B310E include: Low battery in key fob; Key fob malfunction; Problems with the signal receiver; Broken or damaged keyless entry system wiring harness.
How do I fix a B310E diagnostic trouble code?
To fix B310E: Replace the battery in the key fob. Check the operation of the key fob after replacing the battery. If the error persists, diagnose the key fob and signal receiver. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B310E?
Yes, but get it checked soon
How much does it cost to fix B310E?
The estimated repair cost for B310E is $6–33. Actual cost depends on your vehicle, location, and labor rates.
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