OBD Guide

B0055

Second Row Right Seat Belt Sensor

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

Symptoms

  • Airbag light is on
  • The SRS system can be partially deactivated
  • Dashboard warning

Causes

  • Sensor circuit open
  • Oxidation of connector contacts
  • Belt sensor malfunction
  • Wiring harness damage
  • Problems with the SRS module

How to Fix

  1. Diagnostics of the sensor circuit with a multimeter
  2. Checking the connector and contacts
  3. Replace the sensor if necessary
  4. Repair of damaged wires
  5. Resetting the code and testing the system

Related codes

Error B0055 by Vehicle Brand