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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (6 Of 7) >> Airbag System >> DTC B1650: Occupant Classification System Malfunction; DTC B165A: Occupant Detection Sensor Zero Point Calibration Incomplete [12/2019 - 11/2023] >> Procedure

DTC B1650: Occupant Classification System Malfunction; DTC B165A: Occupant Detection Sensor Zero Point Calibration Incomplete [12/2019 - 11/2023]: Procedure

  1. CHECK DTC (OCCUPANT CLASSIFICATION SYSTEM) 
    1. Check for occupant classification system DTCs.

      Refer to DTC CHECK / CLEAR [12/2019 - 11/2023]

      OK

      DTCs are not output.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO OCCUPANT CLASSIFICATION SYSTEM. Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2019 - 10/2021]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2021 - 11/2023] 

    Result: 

    OK 

    See step  2

  2. CLEAR DTC (AIRBAG SYSTEM) 
    1. Turn the ignition switch to ON, and wait for at least 60 seconds.
    2. Clear the DTCs stored in memory.

      Body Electrical > SRS Airbag > Clear DTCs 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    END