METER / GAUGE SYSTEM Odo/Trip Switch Malfunction

DESCRIPTION

w/ Multi-information Display:

The ODO/TRIP display of the meter changes each time the ODO/TRIP switch on the light control rheostat is pressed.

Tech Tips

For more information about changing between displays, refer to the owner's manual.

WIRING DIAGRAM

A01WZW1E01

PROCEDURE


  1. READ VALUE USING INTELLIGENT TESTER (LIGHT CONTROL RHEOSTAT)


    1. Operate the intelligent tester according to the display and select Data List.

      Combination Meter
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      ODO/TRIP Change SW Trip switch (ODO/TRIP switch) condition/ON or OFF

      ON: Trip switch pushed

      OFF: Trip switch not pushed

      		 -
      OK
      Switch condition (ON/OFF) can be switched by actual operation.

    OK

    REPLACE COMBINATION METER ASSEMBLY Click here

    NG

  2. INSPECT LIGHT CONTROL RHEOSTAT (TRIP SWITCH)


    1. A01X4BFE01
      *1 Component without harness connected: (Light Control Rheostat)

      Remove the light control rheostat Click here.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      4 (A/B) - 1 (E) TRIP switch ON (Pushed) Below 200 Ω
      TRIP switch OFF (Not pushed) 1 MΩ or higher

    NG

    REPLACE LIGHT CONTROL RHEOSTAT Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (COMBINATION METER - LIGHT CONTROL RHEOSTAT AND BODY GROUND)


    1. Disconnect the E8 ECU connector.

      A01X0AZE01
      *1 Rear view of wire harness connector: (to Combination Meter Assembly)
      *2 Rear view of wire harness connector: (to Light Control Rheostat)

    2. Disconnect the E9 switch connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      E8-4 (RSET) - E9-4 (A/B) Always Below 1 Ω
      E8-23 (E2) - E9-1 (E)
      E8-23 (E2) - Body ground
      E8-4 (RSET) or E9-4 (A/B) - Body ground 10 kΩ or higher

    OK

    REPLACE COMBINATION METER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR