Navigator 4WD V8-5.4L SOHC VIN L (1998)
Differential Cover: Service and Repair
8.8 Inch Ring Gear
REMOVAL
1. WARNING: THE ELECTRICAL POWER TO THE AIR SUSPENSION SYSTEM MUST BE SHUT OFF PRIOR TO HOISTING,
JACKING OR TOWING AN AIR SUSPENSION VEHICLE. THIS CAN BE ACCOMPLISHED BY TURNING OFF THE AIR
SUSPENSION SWITCH LOCATED IN THE RH KICK PANEL AREA. FAILURE TO DO SO CAN RESULT IN UNEXPECTED
INFLATION OR DEFLATION OF THE AIR SPRINGS, WHICH CAN RESULT IN SHIFTING OF THE VEHICLE DURING THESE
OPERATIONS.
Raise and support the vehicle.
2. Remove the axle housing cover.
1
Remove the 10 axle housing cover bolts and drain the lubricant from the rear axle housing.
2
Remove the axle housing cover.
INSTALLATION
1. CAUTION: Make sure the machined surfaces on both the rear axle housing and the axle housing cover are clean and free of oil before installing
the new silicone sealant. The inside of the rear axle must be covered when cleaning the machined surface to prevent contamination.
Clean the gasket mating surface of the rear axle and the axle housing cover.
2. Apply a new continuous bead of sealant to the axle housing cover.
-
Use Silicone Rubber D6AZ-19562-AA or equivalent meeting Ford specifications ESB-M4G92-A and ESE-M4G195-A.
3. NOTE: The axle housing cover must be installed within 15 minutes of application of the silicone, or new sealant must be applied. If possible,
