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:
Symptom Chart
Condition
Possible Sources
Action
Traction-Lok
does not work in
snow, mud or on
ice
Differential.
CARRY OUT the Traction-
Lok Differential Operation
Check in this section. REPAIR
as necessar ...
Camshaft
Special Tool(s)
Holding Tool, Camshaft
303-446 (T93P-6256-AHR)
Material
Item
Specification
Super Premium SAE 5W-20
Engine Oil
XO-5W20-QSP or equivalent
WSS-M2C153-
H
...
Accessory Drive (Description and Operation)
Component Locations- 3.8L
Component Locations-4.6L
...
