LIGHTING SYSTEM Engine Switch Illumination Circuit

DESCRIPTION

The illuminated entry system controls the engine switch illumination.

WIRING DIAGRAM

A01V9NLE01
*1 Engine Switch
*2 Certification ECU (Smart Key ECU Assembly)

PROCEDURE


  1. PERFORM ACTIVE TEST USING GTS (ENGINE SWITCH)


    1. Using the GTS, perform the Active Test.

      Click here


      Body Electrical > Entry&Start > Active Test
      Tester Display Measurement Item Control Range Diagnostic Note
      Power/Engine SW Light Engine switch Illumination ON or OFF -

      Body Electrical > Entry&Start > Active Test
      Tester Display
      Power/Engine SW Light
      Result
      Proceed to
      Engine switch illumination illuminates
      Engine switch illumination does not illuminates

    Engine switch illumination illuminates

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    Engine switch illumination does not illuminates

  2. INSPECT ENGINE SWITCH


    1. Remove the engine switch.

      for 2AD-FHV

      Click here

      for 2AD-FTV

      Click here

      for 2AR-FE

      Click here

      for 3ZR-FAE

      Click here

      for 3ZR-FE

      Click here

    2. Inspect the engine switch.

      for 2AD FHV

      Click here

      for 2AD-FTV

      Click here

      for 2AR-FE

      Click here

      for 3ZR-FAE

      Click here

      for 3ZR-FE

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ENGINE SWITCH for 2AD-FHV REPLACE ENGINE SWITCH Click here
    REPLACE ENGINE SWITCH for 2AD-FTV REPLACE ENGINE SWITCH Click here
    REPLACE ENGINE SWITCH for 2AR-FE REPLACE ENGINE SWITCH Click here
    REPLACE ENGINE SWITCH for 3ZR-FAE REPLACE ENGINE SWITCH Click here
    REPLACE ENGINE SWITCH for 3ZR-FE REPLACE ENGINE SWITCH Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (ENGINE SWITCH - CERTIFICATION ECU [SMART KEY ECU ASSEMBLY])


    1. Disconnect the G24 engine switch connector.

    2. Disconnect the G84 main body ECU (multiplex network body ECU) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      G24-9 (SWIL) - G84-16 (SWIL) Always Below 1 Ω
      G24-6 (AGND) - G84-24 (AGND) Always Below 1 Ω
      G24-9 (SWIL) - Body ground Always 10 kΩ or higher
      G24-6 (AGND) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR