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Home >> Toyota >> 2012 >> Yaris Base, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System (Sedan) (Diagnostic Codes & Symptom Tests) >> METER / GAUGE SYSTEM (for Sedan) >> Symptom Tests >> Driver Side Seat Belt Warning Light does not Operate >> Procedure

Driver Side Seat Belt Warning Light does not Operate: Procedure

  1. CHECK SUPPLEMENTAL RESTRAINT SYSTEM 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch ON and turn the tester ON.
    3. Enter the following menus: Body Electrical / SRS Airbag / Trouble Codes.

      Result

      Result Proceed to
      No SRS DTCs are output A
      SRS DTCs are output B

    B → See step   4 

    A: Go to next step 

  2. PERFORM ACTIVE TEST USING TECHSTREAM (D-BELT REMIND) 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch ON and turn the tester ON.
    3. Enter the following menus: Body Electrical / Combination Meter / Active Test.

      Body Electrical / Combination Meter / Active Test:

      Tester Display Test Part Control Range Diagnostic Note
      Driver Side Seat Belt Driver side seat belt warning light OFF/ON Vehicle is stopped and engine is idling

      OK

      Front driver seat belt warning light comes on.

    OK → REPLACE MAIN BODY ECU 

    NG → See step   3 

  3. REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL 
  4. GO TO SUPPLEMENTAL RESTRAINT SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING