F 150 Super Crew 2WD V8-5.4L Prop SOHC VIN Z (2003)
7. Install the special tool, and loosen, but do not remove the pinion nut.
CAUTION: Before proceeding, place a drain pan under the differential carrier.
8. With the pinion nut still engaged by a few threads, use the special tool to separate the axle universal joint flange from the pinion gear.
9. Remove the nut and the flange.
10. Inspect the axle universal joint flange for burrs, the nut counterbore and the seal contact surface for nicks, and the bearing cone contact area for
damage. Install a new flange if necessary.
11. Check the pinion stem splines for burrs. If burrs are evident, remove them with a fine crocus cloth. Working in a rotating motion, wipe the pinion
clean.
Installation
1. Lubricate the axle universal joint flange splines and the pinion seal.
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Use Motorcraft SAE 75W-90 Premium 4x4 Front Axle Lubricant XY-75W90-TQL or equivalent meeting Ford specification
WSP-M2C201-A.
2. CAUTION: Never install the axle universal joint flange with a hammer or power tools.
NOTE: Disregard the scribe marks if installing a new flange.
Align the index-marks and position the axle universal joint flange on the pinion shaft.
