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Home >> Land Rover >> 1990 >> Range Rover County >> Repair and Diagnosis >> Suspension >> Electronic Suspension >> Electronic Air Suspension - 3.9L & 4.2L >> System Tests >> Notes

System Tests: Notes

NOTE: It is essential that the system be disabled using the disable switch, located under right front seat, when any service under the vehicle is required or the vehicle is to be lifted.
SYMPTOM INDEX

Scan Tool Display Perform Test
Air Suspension System Does Not Operate At All & Warning Lamp Bulb Test Not Observed (1)
Air Suspension System Does Not Lower When Requested By Driver X 
Air Suspension System Will Not Raise When Requested By Driver Y 
Air Suspension System Cannot Be Inhibited Using Instrument Panel Switch Z 
No Warning Lamps Illuminate When System Disabled EE 
Air Suspension Compressor Cycles On & Off Frequently Or Runs All The Time DD 
Handheld Tester Cannot Read Data/System Partially Operates CC 
(1) Check Fuse FB4 and 15A Air Suspension In-line Fuse. If okay, perform TEST AA  .