Expedition 4WD V8-4.6L SOHC VIN 6 (1997)
Companion Flange: Service and Repair
Front
REMOVAL
WARNING: TO 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 MAY RESULT IN UNEXPECTED
INFLATION OR DEFLATION OF THE AIR SPRINGS WHICH MAY RESULT IN SHIFTING OF THE VEHICLE DURING THESE
OPERATIONS.
CAUTION: This operation disturbs the differential pinion bearing preload. This preload must be carefully reset when assembling.
1. Raise and support the vehicle.
2. Index mark the front driveshaft to the front axle universal joint flange.
3. Disconnect the front driveshaft.
(1) Remove the four bolts.
(2) Carefully disconnect the front driveshaft.
CAUTION: Do not allow the driveshaft to hang unsupported.
4. Use an inch lbs torque wrench to measure the torque required to maintain rotation of the pinion and record the measurement for reference during
installation.
5. Mark the front axle universal joint flange and index it to the pinion stem.
