OBD Guide

B0071

First Row Center Seat Belt Pretensioner Deployment Control

B0071 is an OBD-II diagnostic trouble code meaning: First Row Center Seat Belt Pretensioner Deployment Control. Common causes: open or short circuit in wiring harness, pretensioner squib malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Restraint light is on
  • The center seat belt pretensioner does not work
  • The error is stored in the system memory

Causes

  • Open or short circuit in wiring harness
  • Pretensioner squib malfunction
  • Problems with the SRS control module
  • Oxidation of contacts in connectors

How to Fix

  1. Check the integrity of the wiring harness to the pretensioner
  2. Check the resistance of the pretensioner squib
  3. Inspect connectors for oxidation
  4. If necessary, replace the pretensioner or SRS module
  5. Reset error after repair

Related codes

Error B0071 by Vehicle Brand

FAQ

What does the B0071 code mean?

B0071 is an OBD-II diagnostic trouble code that indicates: First Row Center Seat Belt Pretensioner Deployment Control

What causes a B0071 error code?

The most common causes of B0071 include: Open or short circuit in wiring harness; Pretensioner squib malfunction; Problems with the SRS control module; Oxidation of contacts in connectors.

How do I fix a B0071 diagnostic trouble code?

To fix B0071: Check the integrity of the wiring harness to the pretensioner. Check the resistance of the pretensioner squib. Inspect connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0071?

Do not drive — repair immediately

How much does it cost to fix B0071?

The estimated repair cost for B0071 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat