Initial Inspection and Diagnostic Overview

Inspection and Verification
1 Verify the customer concern.
2 Visually inspect for obvious signs of mechanical or electrical damage.





3 If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4 If the cause is not visually evident, check for Diagnostic Trouble Codes (DTCs) and refer to the DTC Index.

DTC Index
For a list of DTCs that may be logged on this vehicle, refer to the DTC Index in section 100-00. For additional information, refer to Diagnostic Trouble Code (DTC) Index - DTC: Driver/Passenger Front Seat Module (DSM/PSM) Driver/Passenger Front Seat Module (DSM/PSM)