OBD Guide

B1C2C

Right Side Seat Thorax Squib 1 High

B1C2C is an OBD-II diagnostic trouble code meaning: Right Side Seat Thorax Squib 1 High. Common causes: broken or damaged wiring harness under the seat, oxidation of contacts in srs system connectors. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • SRS/Airbag light is on
  • Security error message
  • The airbag may not be active

Causes

  • Broken or damaged wiring harness under the seat
  • Oxidation of contacts in SRS system connectors
  • Side airbag squib malfunction
  • Problems with the SRS control unit
  • Short circuit in the circuit

How to Fix

  1. Diagnostics with a scanner to confirm the code
  2. Disconnecting the battery (wait 10+ minutes before working)
  3. Visual inspection of the wiring harness under the seat
  4. Checking the resistance in the squib circuit
  5. Replacing damaged wires or connectors
  6. If necessary, replace the squib or airbag
  7. Resetting errors and testing the system

Related codes

FAQ

What does the B1C2C code mean?

B1C2C is an OBD-II diagnostic trouble code that indicates: Right Side Seat Thorax Squib 1 High

What causes a B1C2C error code?

The most common causes of B1C2C include: Broken or damaged wiring harness under the seat; Oxidation of contacts in SRS system connectors; Side airbag squib malfunction; Problems with the SRS control unit.

How do I fix a B1C2C diagnostic trouble code?

To fix B1C2C: Diagnostics with a scanner to confirm the code. Disconnecting the battery (wait 10+ minutes before working). Visual inspection of the wiring harness under the seat. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1C2C?

Do not drive — repair immediately

How much does it cost to fix B1C2C?

The estimated repair cost for B1C2C is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat