Important: The following steps must be completed before using the symptom tables.
- Perform the 
Diagnostic System Check - Air Suspension 
   before using the Symptom Tables in order to verify
that there are no DTCs set.
 
- Review the system description and operation in order to familiarize
yourself with the system functions. Refer to:
Air Suspension Description and Operation 
     
 
Visual/Physical Inspection
|     •  | Inspect the easily accessible or visible system components for
obvious damage or conditions which could cause the symptom. | 
 
|     •  | Inspect the air springs for damage or leaks. | 
 
|     •  | Inspect the air lines to air springs and inflator valve for leaks,
damage or kinks. | 
 
|     •  | Inspect the air lines and inflator valve fittings for leaks. | 
 
|     •  | Inspect the inflator valve for leaks. | 
 
|     •  | Inspect the height sensors and sensor links for any damage or
disconnected components. | 
 
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent
conditions. Refer to 
Testing for Electrical Intermittents 
   in Wiring Systems.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order
to diagnose the symptom: