Use Diagnostic Trouble Codes (DTCs) (from the DTC checks) in the table below to determine the trouble area and proper inspection procedure. The Supplemental Restraint System (SRS) diagnostic trouble code chart is shown below as an example.
Pictorial index
Exterior
Doors
Locking/unlocking
Opening/closing the side windows
Locking/unlocking by using the mechanical key*
Warning lights/warning messages
Back door
Locking/unlocking
Warning lights/warning messages
Glass hatch
Warning lights/warning messages
...