Check Horn

Step	Check	Yes	No
1 CHECK HORN OPERATION . Check the horn sounds when the horn switch is pushed.	Does the horn sound?	Go to step 2 .	Check the horn circuit.
2 CHECK BODY INTEGRATED UNIT . Select and perform the «Horn Output» using Subaru Select Monitor. NOTE: For detailed operation procedures, refer to "Application help".	Does the horn sound?	Horn circuit is OK.	Go to step 3 .
3 CHECK HORN RELAY CIRCUIT . Turn the ignition switch to OFF. Disconnect the connector of body integrated unit. Remove the horn relay. Check the harness between body integrated unit and horn relay. Connector & terminal (B280) No. 24 - Horn relay No. 4:	Is harness normal?	Check body integrated unit. <Ref. to Basic Diagnostic Procedure .>	Repair or replace the harness.