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Home >> Lexus >> 2019 >> GX 460 Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge / Display System (Diagnostic Codes & Symptom Tests) >> Meter / Gauge System >> Odo/Trip Switch Malfunction [08/2015 - 08/2019] >> Procedure

Odo/Trip Switch Malfunction [08/2015 - 08/2019]: Procedure

  1. READ VALUE USING TECHSTREAM (ODO/TRIP CHANGE SW) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Combination Meter / Data List.
    5. Check the values by referring to the table below.
      COMBINATION METER

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      ODO/TRIP Change SW ODO/TRIP change switch/OFF or ON OFF: ODO/TRIP change switch released -
      ON: ODO/TRIP change switch pressed

      OK

      The value displayed on the Techstream changes with the actual ODO/TRIP change switch operation.

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    (Refer to REMOVAL [08/2015 - 08/2019] )

    Result: 

    NG 

    See step  2

  2. INSPECT TRIP SWITCH 
    1. Remove the trip switch (Refer to REMOVAL [08/2015 - 08/2019] ).
      GTY254088Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Switch Condition Specified Condition
      10 (A/B) - 11 (E) ODO/TRIP switch on (pushed) Below 1 Ω
      ODO/TRIP switch off (not pushed) 1 MΩ or higher
      TEXT IN ILLUSTRATION

      *a Component without harness connected
      (Trip Switch)

    Result: 

    NG 

    REPLACE TRIP SWITCH 

    (Refer to REMOVAL [08/2015 - 08/2019] )

    Result: 

    OK 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - TRIP SWITCH) 
    1. Disconnect the G3 meter connector.
    2. Disconnect the G64 trip switch connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      G3-11 (RSET) - G64-10 (A/B) Always Below 1 Ω
      G64-11 (E) - Body ground Always Below 1 Ω
      G3-11 (RSET) - Body ground Always 10 kΩ or higher

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    (Refer to REMOVAL [08/2015 - 08/2019] )

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR