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2021 MAZDA MAZDA3

2.5L I4FWDAUTOMATICgas
1 active safety recall on this vehicle — view recalls
Repairs0Labor479Torque3805Fluid6DTC919Battery0Maintenance0Recalls1
B0061high severityBody

Passenger Seat Occupancy Classification

on 2021 Mazda Mazda3 2.5L I4 · FWD

What this code means

The passenger seat occupancy classification system is reporting an incorrect or out-of-range value.

Symptoms

  • Passenger airbag OFF indicator behaves erratically
  • Airbag light on
  • Airbag may not deploy for passenger
  • Small adult may trigger child classification

Common causes

  • Faulty occupant classification sensor (OCS)
  • Seat foam deterioration above sensor
  • Heavy object on seat confusing sensor
  • Wiring issue under seat
  • Aftermarket seat cover interfering

Diagnostic steps

  1. Scan SRS codes
  2. Check seat occupancy sensor readings with scan tool
  3. Remove aftermarket seat covers
  4. Inspect wiring under seat
  5. Test sensor mat response with known weight

Repair notes

Replace occupant classification sensor mat. Remove aftermarket seat covers that may affect sensor readings.

Other Body codes on this vehicle

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