LIGHTING SYSTEM Luggage Compartment Door Courtesy Switch Circuit

DESCRIPTION

The main body ECU (network gateway ECU) detects the condition of the luggage compartment door lock assembly using this circuit.

WIRING DIAGRAM

A004HQTE03

PROCEDURE


  1. READ VALUE 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 / Data List.

    5. Read the display on the GTS.

      OK
      Normal conditions listed above are displayed.
      Main Body
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Luggage Courtesy SW Luggage compartment door courtesy switch signal/ON or OFF

      ON: Luggage compartment door open

      OFF: Luggage compartment door closed

      		 -

    OK

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

    NG

  2. INSPECT LUGGAGE DOOR CLOSER ASSEMBLY


    1. Remove the luggage door closer assembly Click here.

    2. A004HLOE02
      Text in Illustration
      *a

      Component without harness connected

      (Luggage Door Closer Assembly)
      *b Close (Lock)
      *c Open (Unlock)

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

      Standard Resistance
      Tester Connection Door Lock Condition Specified Condition
      3 (D+) - 2 (E) Open (Unlock) Below 1 Ω
      3 (D+) - 2 (E) Close (Lock) 10 kΩ or higher

    NG

    REPLACE LUGGAGE DOOR CLOSER ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (LUGGAGE DOOR CLOSER ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)


    1. Disconnect the 3D instrument panel junction block assembly connector.

    2. Disconnect the J3 luggage door closer assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      J3-3 (D+) - 3D-26 Always Below 1 Ω
      J3-3 (D+) - Body ground Always 10 kΩ or higher
      J3-2 (E) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY


    1. Remove the instrument panel junction block assembly Click here.

    2. Remove the main body ECU (network gateway ECU) from the instrument panel junction block assembly.

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

      A004HS6E03
      Text in Illustration
      *a

      Component without harness connected

      (Instrument Panel Junction Block Assembly)

      		 - -
      Standard Resistance
      Tester Connection Condition Specified Condition
      3D-26 - MB-12 Always Below 1 Ω

    OK

    REPLACE MAIN BODY ECU (NETWORK GATEWAY ECU) Click here

    NG

    REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Click here