THEFT DETERRENT SYSTEM Engine Hood Courtesy Switch Circuit

DESCRIPTION


WIRING DIAGRAM

A01GML8E02

INSPECTION PROCEDURE

PROCEDURE


  1. READ VALUE USING INTELLIGENT TESTER (ENGINE HOOD COURTESY SWITCH)


    1. Using the intelligent tester, read the Data List.


      1. Intelligent tester

        Body No. 5
        Tester Display Measurement Item / Display (Range) Normal Condition Diagnostic Note
        Hood Courtesy Switch

        Engine hood courtesy switch /

        ON or OFF

        ON: Engine hood is open

        OFF: Engine hood is closed

        		 -
        OK
        ON (engine hood is open) appears on screen.

    NG

    INSPECT HOOD LOCK ASSEMBLY (ENGINE HOOD COURTESY SWITCH) Click here

    OK

    REPLACE FRONT LIGHT ECU (FRONT CONTROLLER)

  2. INSPECT HOOD LOCK ASSEMBLY (ENGINE HOOD COURTESY SWITCH)

    A01GNO1E02

    1. for LHD:


      1. Remove the hood lock Click here.

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

        Standard resistance
        Tester Connection Switch Condition Specified Condition
        1 - 2 UNLOCK position Below 1 Ω
        1 - 2 LOCK position 10 kΩ or higher
      A01GMSIE03

    2. for RHD:


      1. Remove the hood lock Click here.

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

        Standard resistance
        Tester Connection Switch Condition Specified Condition
        1 - 2 UNLOCK position Below 1 Ω
        1 - 2 LOCK position 10 kΩ or higher

    NG

    REPLACE HOOD LOCK ASSEMBLY (ENGINE HOOD COURTESY SWITCH)

    OK

  3. CHECK HARNESS AND CONNECTOR (FRONT LIGHT ECU - HOOD LOCK AND BODY GROUND)

    A01GLMYE01

    1. Disconnect the B14 ECU connector.

    2. Disconnect the B7 switch connector.

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

      Standard resistance
      Tester Connection Condition Specified Condition
      B14-21 (HDCY) - B7-2 Always Below 1 Ω
      B7-1 - Body ground Always Below 1 Ω
      B14-21 (HDCY) or B7-2 - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE FRONT LIGHT ECU (FRONT CONTROLLER)