OBD Guide

B1C3B

1st Row Driver Retractor Tensioner Circuit Shorted Together

B1C3B is an OBD-II diagnostic trouble code meaning: 1st Row Driver Retractor Tensioner Circuit Shorted Together. Common causes: damage to wiring or wiring harness, seat belt pretensioner malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Airbag light is on
  • The seat belt may not tighten during an accident.
  • Possible false alarms of the security system

Causes

  • Damage to wiring or wiring harness
  • Seat belt pretensioner malfunction
  • Problems with the security control unit
  • Corrosion or oxidation of contacts

How to Fix

  1. Conduct security system diagnostics
  2. Check the integrity of the wiring and wiring harness
  3. Check the condition of contacts and connectors
  4. If necessary, replace the seat belt pretensioner
  5. Reset the error and check the system operation

Related codes

FAQ

What does the B1C3B code mean?

B1C3B is an OBD-II diagnostic trouble code that indicates: 1st Row Driver Retractor Tensioner Circuit Shorted Together

What causes a B1C3B error code?

The most common causes of B1C3B include: Damage to wiring or wiring harness; Seat belt pretensioner malfunction; Problems with the security control unit; Corrosion or oxidation of contacts.

How do I fix a B1C3B diagnostic trouble code?

To fix B1C3B: Conduct security system diagnostics. Check the integrity of the wiring and wiring harness. Check the condition of contacts and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1C3B?

Limited driving only, diagnose soon

How much does it cost to fix B1C3B?

The estimated repair cost for B1C3B is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat