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DTC B1650/32 Occupant Classification System Malfunction: Description

WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

The occupant classification system circuit consists of the center airbag sensor and the occupant classification system.

When the center airbag sensor receives signals from the occupant classification ECU, it determines whether or not the front passenger airbag, front seat side airbag RH and seat belt pretensioner RH should be operated.

DTC B1650/32 is set when a malfunction is detected in the occupant classification system circuit.

DTC DETECTS CONDITION

DTC No. DTC Detects Condition Trouble Area
B1650/32  When one of following conditions is met:
  • Occupant classification system malfunction
  • Center airbag sensor detects line short signal, open signal, short to ground signal or short to B+ signal in occupant classification system circuit for 2 seconds
  • Center airbag sensor malfunction
  • Floor wire No. 2
  • Occupant classification system
  • Center airbag sensor