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Light Control Rheostat: Inspection

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

    Standard resistance 

    STANDARD RESISTANCE SPECIFICATION

    Tester Connection Condition Specified Condition
    E (J15-1) - RV (J15-4) Light control rheostat position is MIN. Below 1 Ω
    E (J15-1) - RV (J15-4) Light control rheostat position is between MIN. and MAX. 8 to 12 kΩ
    E (J15-1) - RV (J15-4) ODO/TRIP switch is OFF 10 kΩ or higher
    ODO/TRIP switch is ON Below 1 Ω
    T (J15-2) - TC (J15-3) Rheostat knob is in the MIN. position Below 1 Ω
    T (J15-2) - TC (J15-3) Rheostat knob is in the MAX. position 10 kΩ or higher
    Fig 1: Identifying Light Control Rheostat
    G04050064Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    HINT:

    If the value is not as specified, replace the light control rheostat.

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