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Inspection [11/2015 -]: Procedure

  1. INSPECT LIGHT CONTROL RHEOSTAT (COMBINATION SWITCH ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY726594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Light Control Rheostat Switch (Combination Switch Assembly))

      Standard Resistance

      Click Location & Routing (F12)

      Click Connector (F12)

      Tester Connection Condition Specified Condition
      F12-8 (RV) - F12-6 (E) Light control rheostat up switch pressed Below 1 Ω
      F12-8 (RV) - F12-6 (E) Light control rheostat up switch not pressed 10 kΩ or higher
      F12-8 (RV) - F12-6 (E) Light control rheostat down switch pressed 1.71 to 1.89 kΩ
      F12-8 (RV) - F12-6 (E) Light control rheostat down switch not pressed 10 kΩ or higher

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

    2. Illumination Inspection
      GTY726596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Light Control Rheostat Switch (Combination Switch Assembly))
      1. Apply auxiliary battery voltage to the light control rheostat switch (combination switch assembly) and check that it illuminates.

        OK

        Click Location & Routing (F12)

        Click Connector (F12)

        Tester Connection Specified Condition
        F12-10 (ILL+) - Auxiliary battery positive (+)
        F12-1 (ILL-) - Auxiliary battery positive (-)
        Illuminates

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