OBD Guide

B00B0

Driver Seat Occupant Classification Sensor A

B00B0 is an OBD-II diagnostic trouble code meaning: Driver Seat Occupant Classification Sensor A. Common causes: mechanical damage to the ocs sensor, open or shorted wiring harness. 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 restraint system may not function optimally
  • False seat belt warning

Causes

  • Mechanical damage to the OCS sensor
  • Open or shorted wiring harness
  • Contact corrosion
  • SRS module software error
  • Incorrect sensor calibration

How to Fix

  1. Diagnosing fault codes with an SRS scanner
  2. Checking OCS Sensor Resistance
  3. Inspect the wiring harness for damage
  4. Clean contacts or replace sensor if necessary
  5. Software calibration of the system after repair

Related codes

Error B00B0 by Vehicle Brand

FAQ

What does the B00B0 code mean?

B00B0 is an OBD-II diagnostic trouble code that indicates: Driver Seat Occupant Classification Sensor A

What causes a B00B0 error code?

The most common causes of B00B0 include: Mechanical damage to the OCS sensor; Open or shorted wiring harness; Contact corrosion; SRS module software error.

How do I fix a B00B0 diagnostic trouble code?

To fix B00B0: Diagnosing fault codes with an SRS scanner. Checking OCS Sensor Resistance. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B00B0?

Do not drive — repair immediately

How much does it cost to fix B00B0?

The estimated repair cost for B00B0 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat