Important
The following must be completed before using the symptom table. 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 mechanical aspect of the air lines, air springs, and valves for any type of damage, loose fittings, air leaks, and for proper system pressure. |
• | Inspect for an open CHASSIS fuse. If open, repair the source of the overload and replace the fuse. |
• | Inspect the grounds to be clean and tight and free of corrosion. |
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to
Testing for Intermittent Conditions and Poor Connections
.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom: