METER / GAUGE SYSTEM Odo/Trip Switch Malfunction

DESCRIPTION

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

A01WVXVE01

PROCEDURE


  1. READ VALUE USING GTS (LIGHT CONTROL RHEOSTAT)


    1. Operate the GTS according to the display and select the Data List Click here.

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

      ON: ODO/TRIP switch pushed

      OFF: ODO/TRIP switch not pushed

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

    NG

    REPLACE COMBINATION METER ASSEMBLY Click here

    OK

  2. INSPECT LIGHT CONTROL RHEOSTAT (ODO/TRIP SWITCH)


    1. Remove the light control rheostat Click here.

    2. A01WPGCE02
      Text in Illustration
      *a

      Component without harness connected

      (Light Control Rheostat)

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

      Standard Resistance
      Tester Connection 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)


    1. Disconnect the E120 meter connector.

    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
      E120-8 (RSET) - E9-4 (A/B) Always Below 1 Ω
      E120-19 (E2) - E9-1 (E)
      E120-8 (RSET) or E9-4 (A/B) - Body ground Always 10 kΩ or higher

    OK

    REPLACE COMBINATION METER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR