For 1990-2009 cars only
Begin the system diagnosis with the Diagnostic System Check - Vehicle. The Diagnostic System Check will provide the following information:
| • | The identification of the control modules which command the system. Refer to Air Suspension Description and Operation. |
| • | The identification of any stored diagnostic trouble codes (DTCs) and their status. Refer to Diagnostic Trouble Code (DTC) Displaying. |
The use of the Diagnostic System Check will identify the correct procedure for diagnosing the system and where the procedure is located.
