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Light Control Rheostat: Inspection

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  1. INSPECT LIGHT CONTROL RHEOSTAT 
    1. Measure the resistance according to the value(s) in the table below

      Standard Resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART

      Tester Connection Condition Specified Condition
      1 (E) - 4 (RV) Turn the light control rheostat knob fully counterclockwise (MIN.) Approximately 0 Ω
      1 (E) - 4 (RV) Light control rheostat position is between MIN and MAX. The value changes gradually (Between below 0 Ω to 8 kΩ)
      1 (E) - 4 (RV) Turn the light control rheostat knob fully clockwise (MAX.) 8 kΩ or higher
      2 (TC) - 3 (T) Light control rheostat knob position is except below Below 1 Ω
      2 (TC) - 3 (T) Turn the light control rheostat knob fully clockwise (Tail cancel switch is ON) 10 kΩ or higher
      Fig 1: Identifying Light Control Rheostat
      G05754783Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      If the value is not as specified, replace the light control rheostat (See REMOVAL  ).

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