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Home › Subaru › 2018 › Outback 2.5i › Repair and Diagnosis › Body & Frame › Door Locks › Anti-Theft System - Security And Locks › Door Lock Control System › Inspection › Check Trunk Opener Switch Circuit

Check Trunk Opener Switch Circuit

  1. CHECK DATA MONITOR. 

    Using the Subaru Select Monitor, display the data of «R Gate Release SW input». Ref. to BODY CONTROL SYSTEM (DIAGNOSTICS)>Read Current Data>OPERATION .

    NOTE: For detailed operation procedures, refer to "Application help".

    Does the display switch between OFF ↔ ON when the trunk opener switch is operated?

    Yes:  The trunk opener switch is normal.

    No:  Go to  2

  2. CHECK HARNESS. 
    1. Disconnect the connectors of body integrated unit and trunk opener switch.
    2. Check the harness between the body integrated unit connector and trunk opener switch.

      Connector & terminal 

      (i171) No. 6 - (i258) No. 1:

    Is harness normal?

    Yes:  Go to  3

    No:  Repair or replace the harness.

  3. CHECK HARNESS. 

    Measure the resistance between the trunk opener switch connector and chassis ground.

    Connector & terminal 

    (i258) No. 4 - Chassis ground:

    Is the resistance less than 10 Ω?

    Yes:  Go to  4

    No:  Repair or replace the harness.

  4. CHECK TRUNK OPENER SWITCH. 

    Measure the resistance between terminals both when trunk opener switch is pressed and when not pressed.

    Terminals 

    No. 1 - No. 4:

    Is the resistance less than 10 Ω when the switch is pressed and 1 MΩ or more when not pressed?

    Yes:  Replace the body integrated unit. Ref. to SECURITY AND LOCKS>BODY INTEGRATED UNIT .

    No:  Replace the trunk opener switch.

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