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.

Symptom simulation
Problem symptoms tableOpening the fuel tank cap
Press the opener switch.
Turn the fuel tank cap slowly to
remove it and hang it on the
back of the fuel filler door.
When the fuel filler door cannot be opened by pressing the inside
switch
Remove the cover inside the luggage
compartment and pull the lever.
...