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:
Spark Plug Wire
Special Tool(s)
Remover, Spark Plug Wire
303-106 (T74P-6666A)
Material
Item
Specification
Silicone Brake Caliper Grease
and Dielectric Compound
D7AZ-19A331-A or equivalent
ESE-M1C171-
A
Removal and Installation
CAUTION: ...
Cable and Bracket
Removal
1. Raise the vehicle on a hoist. For additional information, refer to
Section.
2. Remove the cable shift from the shifter lever and bracket and discard
the clip.
3. Remove the bolt from the cable.
4. Remove the bolt from the cable.
5. ...
Ignition Switch Lock Cylinder - Non-Functional
Removal and Installation
1. NOTE: Make sure the front wheels are in the straight-ahead
position.
Disconnect the battery ground cable (14301) and wait at least one minute to
allow the depletion
of the restraint system backup power supply.
2. WARNING: To avo ...
