Check Keyless Buzzer

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC PROCEDURE CHART

Step	Check	Yes	No
1 CHECK FUNCTION. Using the Subaru Select Monitor, check {Buzzer beeping setup}. < Ref. to OPERATION , Read Current Data . >	Is it ON?	Go to step 2.	Change the setting to ON. < Ref. to OPERATION , User Customizing . >
2 CHECK OUTPUT TO KEYLESS BUZZER. Remove the key from ignition switch. Display the {Keyless Buzzer Output} of the body integrated unit using the Subaru Select Monitor. < Ref. to OPERATION , Read Diagnostic Trouble Code (DTC) . > Press the LOCK/UNLOCK button of the keyless transmitter. NOTE: Due to the screen refresh timing of the Subaru Select Monitor, repeat the operation a few times to confirm, as there may be no change of OFF → ON at first.	Does display change from OFF → ON?	Go to step 3.	Replace the body integrated unit. < Ref. to BODY INTEGRATED UNIT . >
3 CHECK KEYLESS BUZZER. Remove the keyless buzzer. Install the keyless buzzer to another vehicle which operates keyless buzzer normally, check the buzzer sounds.	Does the keyless buzzer sound?	Go to step 4.	Replace the keyless buzzer.
4 CHECK HARNESS. Disconnect the harness connector of body integrated unit. Disconnect the keyless buzzer harness connector. Measure the resistance between body integrated unit and keyless buzzer. Connector & terminal (B279) No. 24 - (B164) No. 1:	Is the resistance less than 10 Ω?	Go to step 5.	Repair or replace the harness.
5 CHECK HARNESS. Measure the resistance between keyless buzzer and chassis ground. Connector & terminal (B164) No. 2 - Chassis ground:	Is the resistance less than 10 Ω?	Replace the body integrated unit. < Ref. to BODY INTEGRATED UNIT . >	Repair or replace the harness.