Ford Mustang (1999-2004) Service Manual: Final disassembly

32. If not done previously, remove the bolts.

Excessive differential ring gear backface runout

33. CAUTION: Do not damage the bolt hole threads.

If not done previously, insert a punch in the bolt holes and drive off the differential ring gear.

Excessive differential ring gear backface runout

34. Using the special tools, remove the differential bearing.

  • Repeat for the other side.

Excessive differential ring gear backface runout

35. Remove the bolt and remove the differential pinion shaft (4211).

Excessive differential ring gear backface runout

36. WARNING: The differential clutch spring (4214) is under tension. Remove the spring carefully. Failure to follow these instructions may result in personal injury.

Remove the differential clutch spring.

Excessive differential ring gear backface runout

37. Remove the differential gears.

1. Remove the two differential pinion gears (4215) and pinion thrust washers (4230).

2. Remove the two differential side gears (4236) with the clutch packs (4947) and the shims and tag them "left" and "right."

Excessive differential ring gear backface runout

38. CAUTION: Keep the differential clutch packs in order. Do not mix them. Always reassemble them in the same sequence.

Remove the differential clutch packs and shims from the differential side gears.

  • Clean and inspect the remaining differential components for wear and damage. Install new parts as necessary.

Excessive differential ring gear backface runout

39. CAUTION: Do not use acids or solvents when cleaning the differential clutch packs.

Wipe the components only with a clean, lint-free cloth.

Clean and inspect the differential clutch packs for wear and damage. Install new parts as necessary.

    Disassembly
    Initial disassembly 1. Remove the differential housing cover (4033) and drain the lubricant into a suitable container. 2. Wipe the lubricant from the internal working parts and inspect the parts for ...

    Assembly
    Initial assembly 1. Coat the new differential drive pinion bearing cup(s) with lubricant. Use SAE 75W-140 High Performance Rear Axle Lubricant F1TZ-19580-B or equivalent meeting Ford specificatio ...

    Other materials:

    Inspection and Verification
    CAUTION: Do not hold the steering wheel (3600) at the stops for an extended amount of time. Damage to the power steering pump (3A674) will result. NOTE: Make the following preliminary checks before repairing the steering system: 1. Verify the customer conce ...

    Lock Cylinder - Door
    Removal 1. NOTE: Individual lock cylinders are repaired by discarding the inoperative cylinder and building a new lock cylinder using the appropriate lock repair package. The lock repair package includes a detailed instruction sheet to build the ne ...

    Symptom Chart
    Condition Possible Sources Action Hard Steering or Lack of Assist Seized lower steering column shaft U-joints. Damaged, fractured steering column bearing(s). Power steering pump. Suspension components. ...