OBD Guide
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B141B

Second Row Driver Inflatable Seatbelt Deployment Control Circuit

B141B is an OBD-II diagnostic trouble code meaning: Second Row Driver Inflatable Seatbelt Deployment Control Circuit. Common causes: open or short circuit in 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
  • Lack of pretensioner response during diagnostics
  • Error message in the diagnostic system

Causes

  • Open or short circuit in wiring harness
  • Seat belt pretensioner malfunction
  • Problems with the airbag control unit
  • Corrosion of contacts or connectors

How to Fix

  1. Conduct a visual inspection of the wiring harness and connectors
  2. Check pretensioner chain resistance
  3. Scan the airbag control module for additional errors
  4. Replace faulty components (if necessary)

Related codes

B141AB141CB1420

FAQ

What does the B141B code mean?

B141B is an OBD-II diagnostic trouble code that indicates: Second Row Driver Inflatable Seatbelt Deployment Control Circuit

What causes a B141B error code?

The most common causes of B141B include: Open or short circuit in wiring harness; Seat belt pretensioner malfunction; Problems with the airbag control unit; Corrosion of contacts or connectors.

How do I fix a B141B diagnostic trouble code?

To fix B141B: Conduct a visual inspection of the wiring harness and connectors. Check pretensioner chain resistance. Scan the airbag control module for additional errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B141B?

Limited driving only, diagnose soon

How much does it cost to fix B141B?

The estimated repair cost for B141B is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat