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:
Removal
CAUTION: Suspension fasteners are critical parts because they affect
performance of vital
components and systems and their failure can result in major service expense. A
new part with
the same part number must be installed if installation becomes necessary. ...
Windshield Glass
Special Tool(s)
Rotunda Pneumatic Knife with
Offset Blade
107-R1511 or equivalent
The Pumper
164-R2459 or equivalent
Rotunda Interior Auto Glass
Cut-Out Knife Kit
164-R2450 or equivalent
...
Valve Cover - LH
Removal and Installation
1. Position the ignition wires (12281) aside.
2. Disconnect the positive crankcase ventilation (PCV) valve (6758).
3. Remove the ignition coil and position aside.
1. Disconnect the electrical connector.
2. Disconnect the ac ...
