LUGGAGE COMPARTMENT DOOR CLOSER SYSTEM Luggage Compartment Door Closer does not Operate

DESCRIPTION

The luggage compartment door closer is controlled by the luggage closer motor assembly*1 or multiplex network door ECU*2. The luggage closer motor assembly*1 or multiplex network door ECU*2 is activated according to the switch signals in the luggage door closer assembly.


WIRING DIAGRAM

Refer to the "SYSTEM DIAGRAM"

Click here

CAUTION / NOTICE / HINT

Note


  • First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this problem.

    Click here

  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

  • If the main body ECU (multiplex network body ECU) is replaced, refer to the Service Bulletin.

  • This check is possible only when the "PBD Power Operation"*1 or "Closer Power Operation"*2 customization setting using the GTS is set to ON (initial setting is ON).

    Click here


  • *1: w/ Power Trunk Lid System

  • *2: w/o Power Trunk Lid System

PROCEDURE


  1. SYSTEM CHECK


    1. Check the vehicle specifications.

      Result
      Result Proceed to
      w/ Power Trunk Lid System. A
      w/o Power Trunk Lid System. B

    B

    OPERATION INSPECTION Click here

    A

  2. OPERATION INSPECTION


    1. Confirm the problem symptoms.

      Click here

      Result
      Result Proceed to
      The luggage compartment door does not operate properly. A
      The luggage compartment door does not operate properly when the luggage electrical key switch is operated. B

    B

    GO TO ENTRY AND START SYSTEM (for Entry Function) Click here

    A

  3. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical > Back Door > Data List.

    5. Read the Data List according to the display on the GTS.


      Body Electrical > Back Door > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Half Latch SW Luggage door closer assembly (half switch signal) OFF or ON

      OFF: Half switch of luggage door closer assembly off

      ON: Half switch of luggage door closer assembly on

      		 See "Luggage Compartment Door Closer Operation Timing Chart"*
      Pawl Position Switch Luggage door closer assembly (pawl switch signal) OFF or ON

      OFF: Pawl switch of luggage door closer assembly off

      ON: Pawl switch of luggage door closer assembly on

      		 See "Luggage Compartment Door Closer Operation Timing Chart"*

      Body Electrical > Back Door > Data List
      Tester Display
      Half Latch SW
      Pawl Position Switch

      • *: See "Luggage Compartment Door Closer Operation Timing Chart"

        Click here

      OK
      On the GTS screen, each item changes between ON and OFF as shown in above chart.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE LUGGAGE CLOSER MOTOR ASSEMBLY Click here

    NG

  4. CHECK HARNESS AND CONNECTOR (LUGGAGE CLOSER MOTOR ASSEMBLY - BATTERY AND BODY GROUND)


    1. B002CQ4C08
      *a

      Front view of wire harness connector

      (to Luggage Closer Motor Assembly)

      Disconnect the luggage closer motor assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      U28-11 (GND) - Body ground Always Below 1 Ω

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      U28-8 (IG) - Body ground Engine switch on (IG) 11 to 14 V
      U28-10 (ECUB) - Body ground Always 11 to 14 V
      U28-12 (B) - Body ground Always 11 to 14 V
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. INSPECT LUGGAGE DOOR CLOSER ASSEMBLY


    1. Remove the luggage door closer assembly.

      Click here

    2. Inspect the luggage door closer assembly

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE LUGGAGE DOOR CLOSER ASSEMBLY Click here

    OK

  6. CHECK HARNESS AND CONNECTOR (LUGGAGE CLOSER MOTOR ASSEMBLY - LUGGAGE DOOR CLOSER ASSEMBLY)


    1. Disconnect the U28 luggage closer motor assembly connector.

    2. Disconnect the X9 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
      U28-19 (CSV) - X9-3 (CPS+) Always Below 1 Ω
      U28-18 (CS1) - X9-2 (CPS1) Always Below 1 Ω
      U28-2 (LCM+) - X9-8 (M+) Always Below 1 Ω
      U28-1 (LCM-) - X9-1 (M-) Always Below 1 Ω
      U28-21 (SWG) - X9-7 (E) Always Below 1 Ω
      U28-21 (SWG) - X9-12 (CSWE) Always Below 1 Ω
      U28-16 (CSG) - X9-4 (CPSE) Always Below 1 Ω
      U28-7 (HAF) - X9-6 (FSW) Always Below 1 Ω
      U28-20 (PAWL) - X9-11 (CLS) Always Below 1 Ω
      U28-17 (CS2) - X9-9 (CPS2) Always Below 1 Ω
      U28-19 (CSV) or X9-3 (CPS+) - Body ground Always 10 kΩ or higher
      U28-18 (CS1) or X9-2 (CPS1) - Body ground Always 10 kΩ or higher
      U28-2 (LCM+) or X9-8 (M+) - Body ground Always 10 kΩ or higher
      U28-1 (LCM-) or X9-1 (M-) - Body ground Always 10 kΩ or higher
      U28-21 (SWG) or X9-7 (E) - Body ground Always 10 kΩ or higher
      U28-21 (SWG) or X9-12 (CSWE) - Body ground Always 10 kΩ or higher
      U28-16 (CSG) or X9-4 (CPSE) - Body ground Always 10 kΩ or higher
      U28-7 (HAF) or X9-6 (FSW) - Body ground Always 10 kΩ or higher
      U28-20 (PAWL) or X9-11 (CLS) - Body ground Always 10 kΩ or higher
      U28-17 (CS2) or X9-9 (CPS2) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  7. CHECK LUGGAGE DOOR CLOSER ASSEMBLY


    1. Replace the luggage door closer assembly with a new or known good one.

      Click here

    2. Check the luggage compartment door closer operation.

      Click here

      OK
      Luggage compartment door closer normal operation.
      Result
      Proceed to
      OK
      NG

    OK

    END (LUGGAGE DOOR CLOSER ASSEMBLY WAS DEFECTIVE)

    NG

    REPLACE LUGGAGE CLOSER MOTOR ASSEMBLY Click here

  8. OPERATION INSPECTION


    1. Confirm the problem symptoms.

      Click here

      Result
      Result Proceed to
      The luggage compartment door does not operate properly. A
      The luggage compartment door does not operate properly when the luggage electrical key switch is operated. B

    B

    GO TO ENTRY AND START SYSTEM (for Entry Function) Click here

    A

  9. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical > Back Door > Data List.

    5. Read the Data List according to the display on the GTS.


      Body Electrical > Back Door > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Half Latch SW Luggage door closer assembly (half switch signal) OFF or ON

      OFF: Half switch of luggage door closer assembly off

      ON: Half switch of luggage door closer assembly on

      		 See "Luggage Compartment Door Closer Operation Timing Chart"*
      Pawl Position Switch Luggage door closer assembly (pawl switch signal) OFF or ON

      OFF: Pawl switch of luggage door closer assembly off

      ON: Pawl switch of luggage door closer assembly on

      		 See "Luggage Compartment Door Closer Operation Timing Chart"*

      Body Electrical > Back Door > Data List
      Tester Display
      Half Latch SW
      Pawl Position Switch

      • *: See "Luggage Compartment Door Closer Operation Timing Chart"

        Click here

      OK
      On the GTS screen, each item changes between ON and OFF as shown in above chart.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE LUGGAGE DOOR CLOSER ASSEMBLY Click here

    NG

  10. CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - BATTERY AND BODY GROUND)


    1. B002D9EC08
      *a

      Front view of wire harness connector

      (to Multiplex Network Door ECU)

      Disconnect the multiplex network door ECU connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      U32-1 (GND) - Body ground Always Below 1 Ω

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      U32-16 (IG) - Body ground Engine switch on (IG) 11 to 14 V
      U32-18 (ECUB) - Body ground Always 11 to 14 V
      U32-19 (B) - Body ground Always 11 to 14 V
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  11. INSPECT LUGGAGE DOOR CLOSER ASSEMBLY


    1. Remove the luggage door closer assembly.

      Click here

    2. Inspect the luggage door closer assembly

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE LUGGAGE DOOR CLOSER ASSEMBLY Click here

    OK

  12. CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - LUGGAGE DOOR CLOSER ASSEMBLY)


    1. Disconnect the U32 multiplex network door ECU connector.

    2. Disconnect the X9 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
      U32-4 (CSV) - X9-3 (CPS+) Always Below 1 Ω
      U32-5 (CS1) - X9-2 (CPS1) Always Below 1 Ω
      U32-6 (LCM+) - X9-8 (M+) Always Below 1 Ω
      U32-7 (LCM-) - X9-1 (M-) Always Below 1 Ω
      U32-8 (SWG) - X9-7 (E) Always Below 1 Ω
      U32-8 (SWG) - X9-12 (CSWE) Always Below 1 Ω
      U32-9 (CSG) - X9-4 (CPSE) Always Below 1 Ω
      U32-13 (HAF) - X9-6 (FSW) Always Below 1 Ω
      U32-14 (PAWL) - X9-11 (CLS) Always Below 1 Ω
      U32-17 (CS2) - X9-9 (CPS2) Always Below 1 Ω
      U32-4 (CSV) or X9-3 (CPS+) - Body ground Always 10 kΩ or higher
      U32-5 (CS1) or X9-2 (CPS1) - Body ground Always 10 kΩ or higher
      U32-6 (LCM+) or X9-8 (M+) - Body ground Always 10 kΩ or higher
      U32-7 (LCM-) or X9-1 (M-) - Body ground Always 10 kΩ or higher
      U32-8 (SWG) or X9-7 (E) - Body ground Always 10 kΩ or higher
      U32-8 (SWG) or X9-12 (CSWE) - Body ground Always 10 kΩ or higher
      U32-9 (CSG) or X9-4 (CPSE) - Body ground Always 10 kΩ or higher
      U32-13 (HAF) or X9-6 (FSW) - Body ground Always 10 kΩ or higher
      U32-14 (PAWL) or X9-11 (CLS) - Body ground Always 10 kΩ or higher
      U32-17 (CS2) or X9-9 (CPS2) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  13. CHECK LUGGAGE DOOR CLOSER ASSEMBLY


    1. Replace the luggage door closer assembly with a new or known good one.

      Click here

    2. Check the luggage compartment door closer operation.

      Click here

      OK
      Luggage compartment door closer normal operation.
      Result
      Proceed to
      OK
      NG

    OK

    END (LUGGAGE DOOR CLOSER ASSEMBLY WAS DEFECTIVE)

    NG

    REPLACE MULTIPLEX NETWORK DOOR ECU Click here