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

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DTC Code DTC Name
  Luggage Compartment Door Closer does not Operate
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DESCRIPTION

The luggage door closer assembly is controlled by the luggage closer motor assembly. The closer motor is activated according to the switch signals in the luggage door closer assembly.

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WIRING DIAGRAM

Refer to the "System Diagram".

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CAUTION / NOTICE / HINT

Note:

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

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

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PROCEDURE


  1. Click here

    OPERATION INSPECTION


    1. Confirm the problem symptoms.

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      Table 1. 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

    • AClick here
    • B

      GO TO SMART ENTRY AND START SYSTEM (for Entry Function)

  2. Click here

    READ VALUE 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 / Back Door / Data List.

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

      Table 2. Back Door
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Pawl Position Switch Luggage door closer assembly pawl switch signal / ON or OFF

      ON: Pawl switch of luggage door closer assembly on

      OFF: Pawl switch of luggage door closer assembly off (Luggage compartment door closed)

      • See "Luggage Door Closer Operation Timing Chart".

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      • When this item is abnormal, there is a problem with the pawl switch of the luggage door closer assembly or related parts.
      OK
      On the GTS screen, each item changes between ON and OFF as shown in the above chart.

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


    1. B0011E5C04
      *a

      Front view of wire harness connector

      (to Luggage Closer Motor Assembly)

      Disconnect the U16 luggage closer motor assembly connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      U16-10 (ECUB) - Body ground Always 11 to 14 V
      U16-12 (B) - Body ground Always 11 to 14 V
      U16-8 (IG) - Body ground Power switch on (IG) 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      U16-11 (GND) - Body ground Always Below 1 Ω

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

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    INSPECT LUGGAGE DOOR CLOSER ASSEMBLY


    1. B0011DQC15
      *a

      Component without harness connected:

      (Luggage Door Closer Assembly)
      *b Fully latched
      *c Half latched
      *d Fully open

      Remove the luggage door closer assembly.

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    2. Set the luggage door closer assembly to the half-latch position.

    3. Apply auxiliary battery voltage to the luggage door closer assembly connector and check the closer operation.

      OK
      Measurement Condition Specified Condition

      Auxiliary battery positive (+) → Terminal 8 (M+)

      Auxiliary battery negative (-) → Terminal 1 (M-)

      		 Luggage door closer assembly half latched → fully latched

    4. Set the luggage door closer assembly to the fully latched position.

    5. Apply auxiliary battery voltage to the luggage door closer assembly connector and check the open operation.

      OK
      Measurement Condition Specified Condition

      Auxiliary battery positive (+) → Terminal 1 (M-)

      Auxiliary battery negative (-) → Terminal 8 (M+)

      		 Luggage door closer assembly fully latched → fully open

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


    1. Disconnect the U16 luggage closer motor assembly connector.

    2. Disconnect the U14 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
      U16-2 (LCM+) - U14-8 (M+) Always Below 1 Ω
      U16-1 (LCM-) - U14-1 (M-) Always Below 1 Ω
      U16-20 (PAWL) - U14-11 (CLS) Always Below 1 Ω
      U16-16 (CSG) - U14-4 (CPSE) Always Below 1 Ω
      U16-17 (CS2) - U14-9 (CPS2) Always Below 1 Ω
      U16-18 (CS1) - U14-2 (CPS1) Always Below 1 Ω
      U16-19 (CSV) - U14-3 (CPS+) Always Below 1 Ω
      U16-7 (HAF) - U14-6 (FSW) Always Below 1 Ω
      U16-21 (SWG) - U14-7 (E) Always Below 1 Ω
      U16-21 (SWG) - U14-12 (CSWE) Always Below 1 Ω
      U16-2 (LCM+) - Body ground Always 10 kΩ or higher
      U16-1 (LCM-) - Body ground Always 10 kΩ or higher
      U16-20 (PAWL) - Body ground Always 10 kΩ or higher
      U16-16 (CSG) - Body ground Always 10 kΩ or higher
      U16-17 (CS2) - Body ground Always 10 kΩ or higher
      U16-18 (CS1) - Body ground Always 10 kΩ or higher
      U16-19 (CSV) - Body ground Always 10 kΩ or higher
      U16-7 (HAF) - Body ground Always 10 kΩ or higher
      U16-21 (SWG) - Body ground Always 10 kΩ or higher

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

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    CHECK LUGGAGE DOOR CLOSER ASSEMBLY


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

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    2. Check the luggage door closer operation.

      OK
      Luggage door closer normal operation.

    • OK

      END (LUGGAGE DOOR CLOSER ASSEMBLY WAS DEFECTIVE)

    • NG

      REPLACE LUGGAGE CLOSER MOTOR ASSEMBLYClick here