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Inspection [10/2018 - ]: Procedure

  1. INSPECT LIGHT CONTROL RHEOSTAT (TRIP SWITCH) 
    1. Check the resistance.
      Fig 1: Light Control Rheostat (Trip Switch) Connector End View
      GTY787892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Up switch
      *2 Down switch
      *a Component without harness connected
      (Light Control Rheostat (Trip Switch))
      1. Measure the resistance according to the value(s) in the table below.

        Standard Resistance

        Tester Connection Switch Condition Specified Condition
        5 (RV) - 7 (E) Up switch pressed Below 1 Ω
        Up switch not pressed 10 kΩ or higher
        Down switch pressed 1.7 to 1.9 kΩ
        Down switch not pressed 10 kΩ or higher

        If the result is not as specified, replace the light control rheostat (trip switch).

    2. Check illumination.
      GTY787894Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Light Control Rheostat (Trip Switch))
      1. Apply auxiliary battery voltage to the light control rheostat (trip switch) and check that it illuminates.

        OK

        Tester Connection Specified Condition
        Auxiliary battery positive (+) → 3 (ILL+)
        Auxiliary battery positive (-) → 8 (ILL-)
        Illuminates

        If the result is not as specified, replace the light control rheostat (trip switch).