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:
Water Pump
Removal and Installation
1. Disconnect the battery ground cable.
2. Drain the coolant. For additional information, refer to Supercharger Cooling
System Draining,
Filling and Bleeding in this section.
3. Remove the retainer and position the inner fender well ...
Sitting in the correct position
WARNING: Sitting improperly out of position or with the seat
back reclined too far can take off weight from the seat cushion
and affect the decision of the passenger sensing system, resulting in
serious injury or death in a crash. Always sit upright against yo ...
Fuel Charging And Controls
The fuel injection supply manifold (9F792):
delivers fuel to the fuel injector.
receives fuel from the fuel supply line.
The throttle body (9E926):
controls air supply to the upper intake manifold (9424) by positioning
the throttle plate.
connects the ...
