Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Transmission (Removal)
1. Disconnect the battery ground cable. For additional information, refer
to Section.
2. Lift up on the clutch pedal and secure it in place.
3. Remove the gearshift lever knob (7213).
4. Remove the console panel gearshift plate. Lift the gearshift leve ...
Engine Cooling (Diagnosis and Testing)
Special Tool(s)
Pressure Tester
014-R1072 or equivalent
73III Automotive Meter
105-R0057 or equivalent
Worldwide Diagnostic System
(WDS)
418-F224,
New Generation STAR (NGS)
Tester
418-F052, or equivalent scan ...
Air Conditioning (A/C) Compressor - 3.8L
Material
Item
Specification
PAG Refrigerant Compressor
Oil (R-134a Systems)
F7AZ-19589-DA (Motorcraft YN-
12-C)
WSH-M1C231-
B
Removal and Installation
CAUTION: If installing a new air conditioning compressor due to an
internal failur ...
