Body Definition only Lights the check engine lamp

B00C9: Passenger Seat Occupant Position Sensor C

Standardized SAE J2012 code · B00xx — Restraints and airbags

Safety-critical system. Faults in airbags, brakes, steering or high-voltage components can put people at risk. Follow the manufacturer's service information and safety procedures, or have the vehicle checked by a qualified workshop.

What does B00C9 mean?

Fault on passenger seat occupant position sensor C.

The code tells you which monitor failed, not which part is broken. Test before replacing parts.

Symptoms

  • Warning light or symbol related to the affected system
  • Comfort or safety function impaired

Common causes

  • High Position sensor failed

Likelihood is a general estimate across vehicles; your make and model may differ.

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