OBD Guide
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B10D1

Left Front Lock Button Signal Stuck High

B10D1 is an OBD-II diagnostic trouble code meaning: Left Front Lock Button Signal Stuck High. Common causes: door lock button malfunction, short circuit in the button circuit. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Door lock/unlock functions do not work
  • Door lock button does not respond when pressed
  • False alarms

Causes

  • Door lock button malfunction
  • Short circuit in the button circuit
  • Wiring harness damage
  • BCM module failure

How to Fix

  1. Check the condition of the door lock button
  2. Check the button circuit for short circuit
  3. Inspect the wiring harness for damage
  4. If necessary, replace the button or wiring harness
  5. Update or reflash the BCM module

Related codes

B10D0B10D2B10D3

FAQ

What does the B10D1 code mean?

B10D1 is an OBD-II diagnostic trouble code that indicates: Left Front Lock Button Signal Stuck High

What causes a B10D1 error code?

The most common causes of B10D1 include: Door lock button malfunction; Short circuit in the button circuit; Wiring harness damage; BCM module failure.

How do I fix a B10D1 diagnostic trouble code?

To fix B10D1: Check the condition of the door lock button. Check the button circuit for short circuit. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B10D1?

Limited driving only, diagnose soon

How much does it cost to fix B10D1?

The estimated repair cost for B10D1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat