Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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COM-3 Horn System COMMUNICATION SYSTEM 2. Horn System A: WIRING DIAGRAM Refer to “Horn System” in the wiring diagram. <Ref. to WI-129, WIRING DIAGRAM, Horn System.> B: INSPECTION 1. HORN RELAY 1) Connect terminal No. 4 to the battery positive terminal and the terminal No. 3 to the battery negative ter- minal, and check the resistance value between the horn relay terminals. 2) Replace the horn relay if the inspection result is not within the standard value. C: NOTE For procedure of each component in the horn system, refer to the respective section. • Horn assembly: <Ref. to COM-4, Horn.> • Horn switch: <Ref. to COM-5, Horn Switch.> Symptoms Inspection steps Horn does not sound 1. Check the fuse. Continuity Terminal No. Standard value Yes 1 and 2 Less than 1 Ω None 1 MΩ or more COM00001 (1) (2) (1) (4) (2) (3) (3) (4) |