Ford Mustang (1999-2004) Service Manual: Disassembly

1. Remove the differential assembly from the differential housing. For additional information, refer to Differential Case in this section.

2. Remove the bolts.

Differential Case and Ring Gear - Conventional

3. CAUTION: Do not damage the threads in the bolt holes.

Insert a punch in the bolt holes and drive off the ring gear.

Differential Case and Ring Gear - Conventional

4. Using the special tools, remove the differential bearings (4221), if necessary.

Differential Case and Ring Gear - Conventional

5. Remove the bolt.

Differential Case and Ring Gear - Conventional

6. Remove the differential pinion shaft (4211).

Differential Case and Ring Gear - Conventional

7. Rotate and remove the differential pinion gears (4215) and differential pinion thrust washers (4230).

Differential Case and Ring Gear - Conventional

8. Remove the differential side gears (4236) and the differential side gear thrust washers (4228).

Differential Case and Ring Gear - Conventional

    Differential Case and Ring Gear - Conventional
    Special Tool(s) 2-Jaw Puller 205-D072 (D97L-4221-A) or equivalent Installer, Differential Side Bearing 205-010 (T57L-4221-A2) Step Plate 205-D061 (D83T-4205-C2) or ...

    Assembly
    1. Lubricate the differential side gear thrust washers and the differential side gear journals, and assemble the washers to the gears. Use SAE 75W-140 High Performance Rear Axle Lubricant F1TZ-1958 ...

    Other materials:

    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 d ...

    Pump and Intermediate Clutch Piston
    Special Tool(s) Installer, Front Pump Fluid Seal 307-014 (T63L-77837-A) Protector, Piston Seal 307-339 (T95L-77005-A) Pump and Intermediate Clutch Piston - Disassembled View   ...

    Instrument Cluster Self-Diagnostic Mode
    To enter the instrument cluster self-diagnostic mode, press and hold the instrument cluster SELECT/RESET button, turn the ignition switch to the RUN position, and then continue pressing the SELECT/RESET button (five seconds) until tESt is displayed in th ...