LIGHTING SYSTEM(for Single Beam Headlight) Outside Handle Foot Light Circuit

DESCRIPTION

The main body ECU (multiplex network body ECU) controls the outside handle foot lights.

WIRING DIAGRAM

B004EF0E04

CAUTION / NOTICE / HINT

Note

Before replacing the main body ECU (multiplex network body ECU), refer to Service Bulletin.

PROCEDURE


  1. PERFORM ACTIVE TEST USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    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 > Main Body > Active Test
      Tester Display Measurement Item Control Range Diagnostic Note
      Exterior Light Outside handle foot lights ON/OFF -

      Body Electrical > Main Body > Active Test
      Tester Display
      Exterior Light
      OK
      Outside handle foot lights illuminate.
      Result
      Proceed to
      OK
      NG

    OK

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

    NG

  2. CHECK FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH POWER SOURCE CIRCUIT


    1. Disconnect the R9 front door outside handle assembly RH connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      R9-1 (OLP) - Body ground Illumination conditions of outside handle foot lights met* 11 to 14 V

      • *: Refer to System Description for the illumination conditions of the outside handle foot lights.

        Click here

      Result
      Proceed to
      OK
      NG

    NG

    CHECK FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH POWER SOURCE CIRCUIT Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH - BODY GROUND)


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

      Standard Resistance
      Tester Connection Condition Specified Condition
      R9-3 (GND) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. INSPECT FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH


    1. Remove the front door outside handle assembly RH.

      Click here

    2. Inspect the front door outside handle assembly RH.

      Click here

      OK
      Outside handle foot light illuminates.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    REPLACE FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH Click here

  5. CHECK FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH POWER SOURCE CIRCUIT


    1. Disconnect the S9 front door outside handle assembly LH connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      S9-1 (OLP) - Body ground Illumination conditions of outside handle foot lights met* 11 to 14 V

      • *: Refer to System Description for the illumination conditions of the outside handle foot lights.

        Click here

      Result
      Proceed to
      OK
      NG

    NG

    CHECK HARNESS AND CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Click here

    OK

  6. INSPECT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH


    1. Remove the front door outside handle assembly LH.

      Click here

    2. Inspect the front door outside handle assembly LH.

      Click here

      OK
      Outside handle foot light illuminates.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH Click here

    OK

  7. CHECK HARNESS AND CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH - FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH)


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

      Standard Resistance
      Tester Connection Condition Specified Condition
      R9-1 (OLP) - S9-3 (GND) Always Below 1 Ω
      R9-1 (OLP) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    END

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  8. CHECK HARNESS AND CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU))


    1. Disconnect the O1 main body ECU (multiplex network body ECU) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      S9-1 (OLP) - O1-4 (MILE) Always 10 kΩ or higher
      S9-1 (OLP) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR