OBD Guide
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B1C14

Driver Active Headrest Control Circuit Open

B1C14 is an OBD-II diagnostic trouble code meaning: Driver Active Headrest Control Circuit Open. Common causes: open or short circuit in wiring harness, active head restraint solenoid malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Error message on the dashboard
  • Active head restraint does not engage during testing
  • System inoperability in case of an accident

Causes

  • Open or short circuit in wiring harness
  • Active head restraint solenoid malfunction
  • Problems with the control unit or power supply
  • Corrosion or poor contacts in connectors

How to Fix

  1. Visually inspect the wiring harness for damage
  2. Checking circuit continuity with a multimeter
  3. Testing the solenoid and its connections
  4. Diagnostics of the control unit for errors
  5. Repair or replacement of faulty components

Related codes

B1C15B1C13B1C16

FAQ

What does the B1C14 code mean?

B1C14 is an OBD-II diagnostic trouble code that indicates: Driver Active Headrest Control Circuit Open

What causes a B1C14 error code?

The most common causes of B1C14 include: Open or short circuit in wiring harness; Active head restraint solenoid malfunction; Problems with the control unit or power supply; Corrosion or poor contacts in connectors.

How do I fix a B1C14 diagnostic trouble code?

To fix B1C14: Visually inspect the wiring harness for damage. Checking circuit continuity with a multimeter. Testing the solenoid and its connections. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1C14?

Limited driving only, diagnose soon

How much does it cost to fix B1C14?

The estimated repair cost for B1C14 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat