Ford Mustang (1999-2004) Service Manual: Rear Drive Halfshafts
General Specifications

Torque Specifications

Rear Drive Halfshafts (Description and Operation)
The rear wheel drive halfshaft system consists of and operates as
follows:
Halfshafts (4K138) transmit engine torque from the rear axle housing to
the rear wheels.
Halfshafts rotate at approxi ...
Other materials:
Final disassembly
32. If not done previously, remove the bolts.
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.
34. Using the special tools, remove the differential bearin ...
Component Tests
Idle Air Control (IAC) Valve
1. Open the hood.
2. NOTE: Key symptom is elevated idle speed while noise is occurring.
NOTE: "Snapping" the throttle can induce the noise.
Verify the condition by operating the vehicle for a short time.
3. Inspect the IAC valv ...
Output Shaft and Direct Clutch Cylinder
Special Tool(s)
Compressor, Clutch Spring
307-015 (T65L-77515-A)
Protector, Piston Seal
307-080 (T80L-77234-A)
Protector, Transmission Direct
Clutch Outer Fluid Seal
307-422
Material
Item
Specification
...
