Front Door Lock Switch Inspection

WARNING: This page is about a different car, the 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.

Remove door trim from door panel. Refer to FRONT DOOR ASSEMBLY REMOVAL AND INSTALLATION .
Check for continuity between terminals "1" and "2" at each switch position as shown below. If check result is not as specified, replace.
Door lock switch specification

LOCK position: No continuity

UNLOCK position: Continuity

Fig 1: Checking Continuity Between Front Door Lock Switch Terminals No. 1 & 2
Courtesy of SUZUKI OF AMERICA CORP.