OBD Guide
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B10C3

Right Front Unlock Pull Switch Signal Stuck High

B10C3 is an OBD-II diagnostic trouble code meaning: Right Front Unlock Pull Switch Signal Stuck High. Common causes: short to ground in the switch circuit, malfunction of the right front unlock switch. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the central locking
  • The right front door does not lock
  • Flashing hazard lights for no reason

Causes

  • Short to ground in the switch circuit
  • Malfunction of the right front unlock switch
  • Wiring harness damage
  • Body Control Module (BCM) Problems

How to Fix

  1. Check the condition of the right front unlock switch
  2. Check the integrity of the wiring harness and contacts
  3. Check the voltage and resistance in the switch circuit
  4. If necessary, replace the switch or repair the wiring harness
  5. Reset the error and check the system operation

Related codes

B10C2B10C4B10C5

FAQ

What does the B10C3 code mean?

B10C3 is an OBD-II diagnostic trouble code that indicates: Right Front Unlock Pull Switch Signal Stuck High

What causes a B10C3 error code?

The most common causes of B10C3 include: Short to ground in the switch circuit; Malfunction of the right front unlock switch; Wiring harness damage; Body Control Module (BCM) Problems.

How do I fix a B10C3 diagnostic trouble code?

To fix B10C3: Check the condition of the right front unlock switch. Check the integrity of the wiring harness and contacts. Check the voltage and resistance in the switch circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B10C3?

Limited driving only, diagnose soon

How much does it cost to fix B10C3?

The estimated repair cost for B10C3 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat