OBD Guide

B0076

Third Row Left Seat Belt Pretensioner Deployment Control

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$22–167 (est.)

Symptoms

  • SRS/airbag indicator is on
  • No response from the pretensioner when the system is activated
  • Control unit memory error

Causes

  • Open/short circuit in wiring harness
  • Faulty pretensioner squib
  • Problems with the SRS control unit
  • Oxidized connector contacts
  • The pretensioner has already worked (after an accident)

How to Fix

  1. Visual inspection of the wiring harness and contacts
  2. Checking the Pretensioner Circuit Resistance
  3. Diagnostics of the SRS control unit for errors
  4. Replacing the pretensioner when it is triggered
  5. Repair or replacement of damaged wires
  6. Resetting errors and testing the system

Related codes

Error B0076 by Vehicle Brand