Check Rear Gate Opener Button Circuit

Display the [R Gate Release SW input] data using Subaru Select Monitor. Refer to BODY CONTROL (DIAGNOSTICS)>DATA MONITOR .

Does the display change to [OFF] ←→ [ON], when the rear gate opener button is operated?

Yes:  Rear gate opener button is normal.

No:  Go to  2.

1. Disconnect the connectors of body integrated unit and rear gate opener button.
2. Check the harness between the body integrated unit and rear gate opener button.

   Connector & terminal 

   Model without keyless access with push button start 

   (i171) No. 6 - (D47) No. 1:

   Model with keyless access with push button start 

   (i171) No. 6 - (D77) No. 1:

Is harness normal?

Yes:  Go to  3.

No:  Repair or replace the harness.

Measure the resistance between the rear gate opener button connector and chassis ground.

Connector & terminal 

Model without keyless access with push button start 

(D47) No. 2 - Chassis ground:

Model with keyless access with push button start 

(D77) No. 2 - Chassis ground:

Is the resistance less than 10 Ω?

Yes:  Go to  4.

No:  Repair or replace the harness.

Measure the resistance between terminals both when the rear gate opener button is pressed and when not pressed.

Terminal 

No. 1 - No. 2:

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. Refer to SECURITY AND LOCKS>BODY INTEGRATED UNIT .

No:  Replace the rear gate opener button.