OBD Guide

B1868

Lamp Air Bag Warning Indicator Circuit Failure

B1868 is an OBD-II diagnostic trouble code meaning: Lamp Air Bag Warning Indicator Circuit Failure. Common causes: open or short circuit in wiring harness, indicator lamp failure. Estimated repair cost: $56–167.

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

Symptoms

  • The airbag light does not come on when the ignition is turned on.
  • Airbag light stays on constantly
  • SRS can be deactivated

Causes

  • Open or short circuit in wiring harness
  • Indicator lamp failure
  • Problems with the SRS module
  • Corrosion or poor contact in connectors

How to Fix

  1. Check the integrity of the wiring harness and connectors
  2. Check the indicator lamp and replace if necessary
  3. Scan the SRS module for additional errors
  4. If necessary, replace the SRS module

Related codes

FAQ

What does the B1868 code mean?

B1868 is an OBD-II diagnostic trouble code that indicates: Lamp Air Bag Warning Indicator Circuit Failure

What causes a B1868 error code?

The most common causes of B1868 include: Open or short circuit in wiring harness; Indicator lamp failure; Problems with the SRS module; Corrosion or poor contact in connectors.

How do I fix a B1868 diagnostic trouble code?

To fix B1868: Check the integrity of the wiring harness and connectors. Check the indicator lamp and replace if necessary. Scan the SRS module for additional errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1868?

Limited driving only, diagnose soon

How much does it cost to fix B1868?

The estimated repair cost for B1868 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat