Sensing and Diagnostic Module (SDM) Integrity Check: Notes
WARNING: This page is about a different car, the 2008 Suzuki Reno, 2008 Suzuki Forenza, 2007 Suzuki Reno, and 2007 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.
The following diagnostic chart must be used when all circuitry outside the Sensing and Diagnostic Module (SDM) has been found to operate properly, as indicated by following the appropriate Diagnostic Trouble Code (DTC) chart. The chart verifies the need for SDM replacement.