OBD Guide

B00B9

Driver Seat Occupant Position Sensor C

B00B9 is an OBD-II diagnostic trouble code meaning: Driver Seat Occupant Position Sensor C. Common causes: position sensor malfunction, 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
  • Restraint system disabled
  • Error message on the dashboard

Causes

  • Position sensor malfunction
  • Open or shorted wiring harness
  • Problems with sensor contacts
  • Airbag control module malfunction

How to Fix

  1. Check sensor connection
  2. Inspect the wiring harness for damage
  3. Check sensor resistance
  4. Replace sensor if necessary
  5. Reset the error and check the system

Related codes

Error B00B9 by Vehicle Brand

FAQ

What does the B00B9 code mean?

B00B9 is an OBD-II diagnostic trouble code that indicates: Driver Seat Occupant Position Sensor C

What causes a B00B9 error code?

The most common causes of B00B9 include: Position sensor malfunction; Open or shorted wiring harness; Problems with sensor contacts; Airbag control module malfunction.

How do I fix a B00B9 diagnostic trouble code?

To fix B00B9: Check sensor connection. Inspect the wiring harness for damage. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B00B9?

Do not drive — repair immediately

How much does it cost to fix B00B9?

The estimated repair cost for B00B9 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat