POWER TRUNK LID SYSTEM Power Trunk Lid does not Operate Using Any Switches

DESCRIPTION

The power trunk lid controls the luggage closer motor assembly and operates the luggage closer motor assembly and luggage door closer assembly.

If the power trunk lid does not operate using any of the operations, a malfunction related to the power trunk lid operation conditions or luggage closer motor assembly are possible causes.

WIRING DIAGRAM

B004V1CE02

CAUTION / NOTICE / HINT

Note


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

  • The power trunk lid system uses the CAN communication system and LIN communication system. First, confirm that there is no malfunction in the CAN communication system and LIN communication system. Refer to the How to Proceed with Troubleshooting procedure.

    Click here

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

    Click here

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

  • If the replacement, removal and installation of the luggage closer motor assembly or disconnection of the connectors of the luggage closer motor assembly has been performed, initialize the power trunk lid system.

    Click here

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Back Door > Clear DTCs

    2. Check for DTCs.

      Click here


      Body Electrical > Back Door > Trouble Codes
      OK
      DTC is not output.
      Result
      Proceed to
      OK
      NG

    NG

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

    OK

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


    1. Disconnect the L10 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
      L10-11 (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
      L10-8 (IG) - Body ground Power switch on (IG) 11 to 14 V
      L10-8 (IG) - Body ground Power switch off Below 1 V
      L10-10 (ECUB) - Body ground Power switch off 11 to 14 V
      L10-12 (B) - Body ground Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. READ VALUE USING GTS


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

      Click here


      Body Electrical > Main Body > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Trunk Main SW Luggage door opening cancel switch assembly signal OFF or ON

      OFF: Luggage door opening cancel switch assembly off

      ON: Luggage door opening cancel switch assembly on

      		 -

      Body Electrical > Main Body > Data List
      Tester Display
      Trunk Main SW
      OK
      The Data List item changes according to the operation of the luggage door opening cancel switch assembly.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE LUGGAGE DOOR CLOSER ASSEMBLY Click here

    NG

  4. INSPECT LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY


    1. Remove the luggage door opening cancel switch assembly.

      Click here

    2. Inspect the luggage door opening cancel switch assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY Click here

    OK

  5. CHECK HARNESS AND CONNECTOR (LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY - MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] AND BODY GROUND)


    1. Disconnect the G74 luggage door opening cancel switch assembly connector.

    2. Disconnect the G12 main body ECU (multiplex network body ECU) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      G74-2 (B) - G12-27 (TMSW) Always Below 1 Ω
      G74-1 (L) - Body ground Always Below 1 Ω
      G74-2 (B) or G12-27 (TMSW) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

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

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR