OBD Guide
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B10AB

Remote Keyless Entry Synchronization No Sub Type Information

B10AB is an OBD-II diagnostic trouble code meaning: Remote Keyless Entry Synchronization No Sub Type Information. Common causes: dead battery in the key, rke module software failures. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • Remote door opening/closing does not work
  • The key is not recognized by the system
  • Problems with keyless engine start

Causes

  • Dead battery in the key
  • RKE module software failures
  • Damage to the receiver antenna
  • The need to relearn the key
  • Damage to module wiring harness

How to Fix

  1. Check and replace the battery in the key
  2. Perform the procedure for relearning the key (found in the instruction manual)
  3. Check the integrity of the antenna and wiring harness of the RKE module
  4. Scan the system for other trouble codes
  5. If necessary, reflash or replace the RKE module

Related codes

B10ACB10ADB10AE

FAQ

What does the B10AB code mean?

B10AB is an OBD-II diagnostic trouble code that indicates: Remote Keyless Entry Synchronization No Sub Type Information

What causes a B10AB error code?

The most common causes of B10AB include: Dead battery in the key; RKE module software failures; Damage to the receiver antenna; The need to relearn the key.

How do I fix a B10AB diagnostic trouble code?

To fix B10AB: Check and replace the battery in the key. Perform the procedure for relearning the key (found in the instruction manual). Check the integrity of the antenna and wiring harness of the RKE module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B10AB?

Yes, but get it checked soon

How much does it cost to fix B10AB?

The estimated repair cost for B10AB is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat