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:
Component Test
Windshield Wiper Motor
CAUTION: Do not handle the wiper motor abusively when
diagnosing the wiper
operations. Failure to follow this caution may result in damage to the
motor magnets and will
make the wiper motor inoperative. Rough handling of new ...
Installation
1. Align the center mark on the cover assembly to the V-notch on the rear
glass assembly and
staple the entire length of the number four bow.
2. Center the listing sleeve on the bottom of the folding top number two bow.
3. Position the listing sleeve onto ...
Principles of Operation
There are four main principles involved with the basic theory of
operation:
heat transfer
latent heat of vaporization
relative humidity
effects of pressure
Heat Transfer
If two substances of different temperature are placed near each other,
t ...
