Ford Mustang (1999-2004) Service Manual: Differential Housing Cover
Removal
1. Raise and support the vehicle.
2. NOTE: Empty the lubricant into a clean container for reuse.
Remove the differential housing cover (4033).
1. Remove the 10 bolts and drain the lubricant from the differential housing (4010).
2. Remove the differential housing cover.

Installation
1. CAUTION: Make sure the machined surfaces on both the differential housing and the differential housing cover are clean and free of oil before applying the new silicone sealant. To prevent contamination, cover the inside of the rear axle (4001) prior to cleaning the machined surface.
Clean the differential housing and the differential housing cover gasket mating surfaces.
2. CAUTION: Install the differential housing cover within 15 minutes of applying the silicone, or it will be necessary to remove and reapply new sealant.
Apply a continuous bead of sealant of the specified thickness to the differential housing cover.
- Use Clear Silicone Rubber F7AZ-19554-CA or equivalent meeting Ford specifications ESB-M4G92-A.

3. NOTE: If possible, allow one hour before filling the axle with lubricant to make sure the silicone sealant has cured.
Install the differential housing cover.
1. Install the differential housing cover.
2. Install the 10 bolts.

4. NOTE: In-vehicle repair refill capacities are determined by filling the rear axle with the specified lubricant to 6.4-14.3-mm (1/4-9/16-in) below the bottom of the fill hole.
Fill the rear axle to the level shown, approximately 1.54-1.66-liters (3.25-3.50-pints) of lubricant, and install the filler plug.
- Use SAE 80W-90 Premium Rear Axle Lubricant XY-80W90-QL or equivalent meeting Ford specification WSP-M2C197-A.

5. Lower the vehicle.
Installation
1. Inspect the pinion flange seal journal for rust, nicks, and scratches
prior to installing the flange.
Polish the seal journal with fine crocus cloth, if necessary.
2. Lubricate the pinion flange ...
Axle Housing Bushing
Special Tool(s)
Axle Suspension Bushing Set
204-S030 (T78P-5638-A)
Removal
CAUTION: Suspension fasteners are critical parts because they affect
performance of vital
components and sys ...
Other materials:
Reverse Clutch
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C)
Compressor, Clutch Spring
307-015 (T65L-77515-A)
Protector, Transmission
Reverse Clutch Outer Fluid
Seal
307-424
Protecto ...
Extension Housing Seal and Gasket
Special Tool(s)
Slide Hammer
100-001 (T50T-100-A)
Installer, Transmission
Extension Housing Fluid Seal
308-002 (T61L-7657-A)
Remover, Transmission Fluid
Seal
307-048 (T74P-77248-A)
Removal
1. Drain the transmiss ...
Installation
Using special tool 205-054
NOTE: This is the preferred method for installing the pinion bearing
cups. If necessary, proceed to
Using special tools 205-153, 205-054, and 205-D055 in this procedure for an
alternate method.
1. Position the special tools and th ...
