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:
Camshaft Lobe Lift
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
1. Use a Dial Indicator Gauge with Holding Fixture to measure camshaft
intake/exhaust lobe lift.
Rotate the camshaft and subtract the lowest ...
Plenum Chamber
Removal
1. Remove the instrument panel. For additional information, refer to Section.
2. Remove the audio unit. For additional information, refer to Section.
3. If equipped, remove the CD player. For additional information, refer to
Section.
4. Remove the ...
Rocker Arm
Removal
CAUTION: If removing more than one rocker arm (6564), mark the
components removed
for correct location.
1. Remove the valve covers. For additional information, refer to
Valve Cover-LH and Valve Cover
RH in this section.
2. Remove the rocker ...
