OBD Guide

B00B3

Driver Seat Occupant Classification Sensor D

B00B3 is an OBD-II diagnostic trouble code meaning: Driver Seat Occupant Classification Sensor D. Common causes: passenger classification sensor damage, 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
  • Incorrect operation of the passive safety system
  • Diagnostic error

Causes

  • Passenger classification sensor damage
  • Open or shorted wiring harness
  • Malfunction of the airbag control unit
  • Contact corrosion

How to Fix

  1. Diagnose the airbag system
  2. Check the integrity of the wiring harness
  3. Test the passenger classification sensor
  4. Replace faulty sensor or wiring harness
  5. Reset the error and check the system

Related codes

Error B00B3 by Vehicle Brand

FAQ

What does the B00B3 code mean?

B00B3 is an OBD-II diagnostic trouble code that indicates: Driver Seat Occupant Classification Sensor D

What causes a B00B3 error code?

The most common causes of B00B3 include: Passenger classification sensor damage; Open or shorted wiring harness; Malfunction of the airbag control unit; Contact corrosion.

How do I fix a B00B3 diagnostic trouble code?

To fix B00B3: Diagnose the airbag system. Check the integrity of the wiring harness. Test the passenger classification sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B00B3?

Do not drive — repair immediately

How much does it cost to fix B00B3?

The estimated repair cost for B00B3 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat