Subaru 2009 IMPREZA Service Manual page 3032

2. Horn System
A: WIRING DIAGRAM
Refer to "Horn System" in WI section. <Ref. to WI-
129, WIRING DIAGRAM, Horn System.>
B: INSPECTION
1. HORN RELAY
Measure the horn relay resistance between termi-
nals when connecting terminal No. 4 to the battery
positive terminal and terminal No. 3 to the battery
ground terminal.
(1)
(2)
(2)
(3)
(3)
(4)
Continuity Terminal No.
Yes
1 and 2
No
C: NOTE
For procedure of each component in the horn sys-
tem, refer to the respective section.
• Horn assembly <Ref. to COM-4, Horn.>
• Horn switch <Ref. to COM-5, Horn Switch.>
Horn System
(1)
(4)
COM00001
Standard
Less than 1
1 M or more
COM-3
COMMUNICATION SYSTEM