OBD Guide
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B136F

Left Front Door Handle Unlock Circuit No Sub Type Information

B136F is an OBD-II diagnostic trouble code meaning: Left Front Door Handle Unlock Circuit No Sub Type Information. Common causes: broken or damaged wires in the unlocking circuit, door lock malfunction. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • The left front door unlock button does not work
  • The door does not open with the key fob or button in the cabin
  • The hazard warning light flashes when you try to open the door

Causes

  • Broken or damaged wires in the unlocking circuit
  • Door lock malfunction
  • Door wiring harness problem
  • Door control module malfunction

How to Fix

  1. Check the integrity of the wires in the unlocking circuit
  2. Diagnose the operation of the door lock
  3. Inspect the wiring harness for damage
  4. Check the door control module

Related codes

B136EB1370B1371

FAQ

What does the B136F code mean?

B136F is an OBD-II diagnostic trouble code that indicates: Left Front Door Handle Unlock Circuit No Sub Type Information

What causes a B136F error code?

The most common causes of B136F include: Broken or damaged wires in the unlocking circuit; Door lock malfunction; Door wiring harness problem; Door control module malfunction.

How do I fix a B136F diagnostic trouble code?

To fix B136F: Check the integrity of the wires in the unlocking circuit. Diagnose the operation of the door lock. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B136F?

Limited driving only, diagnose soon

How much does it cost to fix B136F?

The estimated repair cost for B136F is $33–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat