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:
Wheel Studs
Removal
1. Remove the wheel hub (1104). For additional information, refer to Wheel
Hub and Bearing in
this section.
2. Using a press, remove the wheel stud (1107) from the wheel hub.
Installation
1. Using a press, install a new wheel stud.
2. Install the w ...
Differential Housing Cover
Removal
1. Raise and support the vehicle.
2. NOTE: Empty the lubricant into a clean container for reuse.
Remove the differential housing cover (4033).
1. Remove the 10 bolts and drain the lubricant from the differential
housing (4010).
2. Remove the d ...
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 ...
