Check Warning Buzzer For Key Left In Ignition

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Step	Check	Yes	No
1 CHECK KEY WARNING SWITCH ALARM. Insert the key into ignition key lock. Open the driver's side door.	Does the buzzer sound from the meter?	Normal	Go to step 2 .
2 CHECK COMMUNICATION STATUS. Prepare the Subaru Select Monitor. On «System Selection Menu» display, select {Integ. unit mode}. On {Current Data Display & Save}, select {key-lock warning SW}. Insert and remove the key.	Does the display change between ON ↔ OFF?	Go to step 3 .	Check the ignition circuit.< Refer to INSPECTION , Ignition Key Lock. >
3 CHECK COMMUNICATION STATUS. On {Current Data Display & Save}, select {Driver's door SW input}. Open and close the door.	Does the display change between ON ↔ OFF?	Go to step 4 .	Check the door switch circuit.< Refer to CHECK DOOR LOCK SWITCH , INSPECTION, Door Lock Control System. >
4 CHECK COMMUNICATION STATUS. Turn the ignition switch to ON (engine OFF) and run the "PC application for Subaru Select Monitor". On «System Selection Menu» display, select {Integ. unit mode}. Select {Diagnostic Code(s) Display}.	Is DTC being displayed?	Perform the diagnosis according to DTC.< Refer to LIST , List of Diagnostic Trouble Code (DTC). >	Go to step 5 .
5 CHECK COMBINATION METER. Perform the self-diagnosis of combination meter.< Refer to SELF-DIAGNOSIS , INSPECTION, Combination Meter System. >	Did the buzzer sound?	Go to step 6 .	Replace the meter case assembly.
6 CHECK COMBINATION METER. Remove the combination meter. Attach the buzzer to another vehicle on which the buzzer operates normally to check its operation.	Did the buzzer sound?	Replace the body integrated unit.< Refer to BODY INTEGRATED UNIT . >	Replace the meter case assembly.