Pull-In Coil Open Circuit Test
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2004 Suzuki XL-7, 2004 Suzuki Vitara, 2004 Suzuki Grand Vitara, 2003 Suzuki XL-7, and 2003 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.
Check for continuity across magnetic switch "S" terminal (1) and "M" terminal (2). See Fig 1 . If there is no continuity, coil is open and should be replaced.