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:
Information messages
Note: Depending on the vehicle options equipped with your vehicle, not
all of the messages will display or be available. Certain messages may be
abbreviated or shortened depending upon which cluster type you have.
Press the RESET button for Type 1 displays or ...
Manual Transmission and Clutch (Diagnosis and Testing)
Inspection and Verification
It is important to get an accurate description of the concern before
any diagnosis can be carried out.
Ask questions as to whether it occurs when hot or cold, during shifting,
driving at a particular speed or
in a parti ...
Catalyst Monitor Sensor
Special Tool(s)
Socket, Exhaust Gas Oxygen
Sensor
303-476 (T94P-9472-A)
Material
Item
Specification
Penetrating and Lock Lubricant
or equivalent
E8AZ-19A501-
B
Removal and Installation
1. Disconnect the battery ground ...
