Rear End Door Window/Back Window Defogger Relay Inspection

Disconnect negative (-) cable from battery.
Remove junction block assembly for inspection of rear end door window/back window defogger relay. For removal, refer to BCM REMOVAL AND INSTALLATION (Hatchback).
Remove rear end door window defogger relay (1) (Hatchback) or back window defogger relay (4) (Sedan) from junction block assembly (2).

Fig 1: Inspecting Rear End Door Window/Back Window Defogger Relay
Courtesy of SUZUKI OF AMERICA CORP.
Check that there is no continuity between terminal "c" and "d". If there is continuity, replace relay.
Check that there is continuity between terminals "c" and "d" when a 12 V battery is connected to terminals "a" and "b".
If malfunction is found, replace it with a new one.

Fig 2: Checking Continuity Between Terminals
Courtesy of SUZUKI OF AMERICA CORP.