LIGHTING SYSTEM Engine Switch Illumination Circuit

DESCRIPTION

The illuminated entry system controls the engine switch illumination.

WIRING DIAGRAM

A01TCWOE13
*1 Engine Switch
*2 Certification ECU (Smart Key ECU Assembly)

CAUTION / NOTICE / HINT

Note

Before replacing the certification ECU (smart key ECU assembly), refer to Service Bulletin.

PROCEDURE


  1. PERFORM ACTIVE TEST USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Main Body / Active Test.

    5. Perform the Active Test according to the display on the GTS.


      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
      OK
      Engine switch illumination comes on.
      Result
      Proceed to
      OK
      NG

    OK

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

    NG

  2. INSPECT ENGINE SWITCH


    1. Remove the engine switch.


    2. Inspect the engine switch.


      OK
      Engine switch illumination is normal.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ENGINE SWITCH for 1AD-FTV: Click here for 1ND-TV: Click here for 1NR-FE: Click here for 1ZR-FAE: Click here for 1ZR-FE: Click here for 2ZR-FE: Click here

    OK

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


    1. Disconnect the E35 certification ECU (smart key ECU assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      E36-9 (SWIL) - E35-16 (SWIL) Always Below 1 Ω
      E36-6 (AGND) - E35-24 (AGND) Always Below 1 Ω
      E36-9 (SWIL) - Body ground Always 10 kΩ or higher
      E36-6 (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