B00A0
Occupant Classification System
What it means
B00A0 means Occupant Classification System.
Check these first
- A failed occupant classification sensor in the passenger seat
- A wiring fault in the occupant classification system circuit
- Corrosion at an occupant classification system connector
- A weight mat that reads out of range
- A restraint control module fault on the occupant classification input
What to do next
- Check the occupant classification system connectors for corrosion
- Test the occupant classification system wiring for opens and shorts
- Inspect the passenger seat weight mat for damage
- Measure the classification signal with a scan tool
- Calibrate the occupant classification system after any repair
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.