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Home >> Lexus >> 2013 >> IS 350 Base, AWD >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seat Belt Warning System (W/ Occupant Classification System) (Diagnostics & Symptom Tests) >> Seat Belt Warning System (W/ Occupant Classification System) >> Symptom Tests >> Driver Side Seat Belt Warning Light does not Operate >> Procedure

Driver Side Seat Belt Warning Light does not Operate: Procedure

  1. PERFORM ACTIVE TEST USING TECHSTREAM 
    1. Operate Techstream according to the steps on the display and select "ACTIVE TEST".

      Combination Meter

      Tester Display Test Part Control Range Diagnostic Note
      Driver Side Seat Remind Driver side seat belt indicator light OFF/ON Confirm that the vehicle is stopped with the engine idling

      OK

      Switch condition (ON/OFF) can be switched by "ACTIVE TEST".

    NG → GO TO COMBINATION METER SYSTEM 

    OK: Go to next step 

  2. CHECK DTCS 

    HINT: 

    Refer to DTC CHECK / CLEAR [08/2012 - ]

    1. Check DTCs.

      Result

      B1655 is output B
      B1655 is not output A

    B → GO TO AIRBAG SYSTEM 

    A → REPLACE CENTER AIRBAG SENSOR ASSEMBLY