LIGHTING SYSTEM Engine Switch Illumination Circuit

DESCRIPTION

The illuminated entry system controls the engine switch illumination.

WIRING DIAGRAM

B0047PWE31
*1 Certification ECU (Smart Key ECU Assembly)
*2 Engine Switch

CAUTION / NOTICE / HINT

Note

Before replacing the certification ECU (smart key ECU assembly), refer to the entry and start system (for Entry Function) Click here.

PROCEDURE


  1. PERFORM ACTIVE TEST USING INTELLIGENT TESTER


    1. Connect the intelligent tester to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the intelligent tester on.

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

    5. According to the display on the intelligent tester, perform the Active Test.

      Main Body
      Tester Display Test Part Control Range Diagnostic Note
      Illuminated Entry System Engine switch OFF or ON All door closed.
      OK
      Engine switch illumination comes on.

    OK

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

    NG

  2. INSPECT ENGINE SWITCH


    1. Inspect the engine switch.


      Result
      Result Proceed to
      OK A
      NG (for 1KR-FE) B
      NG (for 2NR-FKE) C
      NG (for 1ND-TV) D

    B

    REPLACE ENGINE SWITCH Click here

    C

    REPLACE ENGINE SWITCH Click here

    D

    REPLACE ENGINE SWITCH Click here

    A

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


    1. Disconnect the F59 engine switch connector.

    2. Disconnect the F63 certification ECU (smart key ECU assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F59-9 (SWIL) - F63-16 (SWIL) Always Below 1 Ω
      F59-6 (AGND) - F63-24 (AGND) Always Below 1 Ω
      F59-9 (SWIL) - Body ground Always 10 kΩ or higher
      F59-6 (AGND) - Body ground Always 10 kΩ or higher

    OK

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR