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.

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.

Differential Housing Cover

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.

Differential Housing Cover

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.

Differential Housing Cover

5. Lower the vehicle.

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