Horn Relay Inspection

WARNING: This page is about a different car, the 2008 Suzuki Grand Vitara and 2007 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect negative (-) cable at battery.
Remove horn relay (included in integration relay) (1) from main fuse box (2).

Fig 1: Identifying Horn Relay & Main Fuse Box
Courtesy of SUZUKI OF AMERICA CORP.
Check that there is no continuity between terminal "a" and "b".
If there is continuity, replace relay.
Check that there is continuity between terminals "a" and "b" when a 12 V battery is connected to terminal "a" and "c".
If malfunction is found, replace integration relay.

Fig 2: Checking Continuity Between Terminals "A", "B" And "C"
Courtesy of SUZUKI OF AMERICA CORP.