POWER BACK DOOR SYSTEM Power Back Door cannot be Closed Using the Power Back Door Closer Switch

DESCRIPTION

When the power back door cannot be closed using the door control switch assembly, either of the following may be malfunctioning: 1) door control switch assembly circuit or 2) multiplex network door ECU.

WIRING DIAGRAM

A01GCO3E18

PROCEDURE


  1. READ VALUE USING GTS


    1. Check the Data List to determine if the door control switch assembly functions properly.

      Click here


      Body Electrical > Back Door > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      PBD Close SW Door control switch assembly signal ON or OFF

      ON: Door control switch assembly pushed

      OFF: Door control switch assembly not pushed

      		 -

      Body Electrical > Back Door > Data List
      Tester Display
      PBD Close SW
      OK
      The door control switch assembly functions as specified in the normal condition column.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE MULTIPLEX NETWORK DOOR ECU Click here

    NG

  2. INSPECT DOOR CONTROL SWITCH ASSEMBLY


    1. Remove the door control switch assembly.

      Click here

    2. Inspect the door control switch assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE DOOR CONTROL SWITCH ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (DOOR CONTROL SWITCH ASSEMBLY - MULTIPLEX NETWORK DOOR ECU AND BODY GROUND)


    1. Disconnect the U17 door control switch assembly connector.

    2. Disconnect the U18 multiplex network door ECU connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      U17-1 (CLS) - U18-6 (BDDN) Always Below 1 Ω
      U17-2 (E) - Body ground Always Below 1 Ω
      U17-1 (CLS) or U18-6 (BDDN) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE MULTIPLEX NETWORK DOOR ECU Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR