All codes/B00A0

B00A0

Occupant Classification System

Moderate severity

Fault on the occupant classification system (OCS) — typically detects whether the front passenger seat is empty, holds a child seat, or has an adult, to enable/suppress passenger airbag.

Fault on the occupant classification system (OCS) — typically detects whether the front passenger seat is empty, holds a child seat, or has an adult, to enable/suppress passenger airbag.

Common causes

  • OCS module internal fault

    One of the most commonly reported causes for this code — check this first.

    high

    Typical part cost: $330-2200

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First things to check

  1. 1Confirm the code with a scan tool and check for additional related codes.
  2. 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does B00A0 mean?

B00A0 means "Occupant Classification System". It is a generic OBD-II code that points to a fault in the body.

What are the most common causes of B00A0?

ocs module internal fault — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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