OBD Guide

B0055

Second Row Right Seat Belt Sensor

B0055 is an OBD-II diagnostic trouble code meaning: Second Row Right Seat Belt Sensor. Common causes: sensor circuit open, oxidation of connector contacts. Estimated repair cost: $56–167.

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

FAQ

What does the B0055 code mean?

B0055 is an OBD-II diagnostic trouble code that indicates: Second Row Right Seat Belt Sensor

What causes a B0055 error code?

The most common causes of B0055 include: Sensor circuit open; Oxidation of connector contacts; Belt sensor malfunction; Wiring harness damage.

How do I fix a B0055 diagnostic trouble code?

To fix B0055: Diagnostics of the sensor circuit with a multimeter. Checking the connector and contacts. Replace the sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0055?

Do not drive — repair immediately

How much does it cost to fix B0055?

The estimated repair cost for B0055 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat