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:
Planetary Gear Support Assembly and Planetary One-Way
Clutch
Disassembly and Assembly
1. NOTE: Inspect the outer and inner races for scores or damaged
surface areas where rollers
contact the races. Inspect the rollers and springs for excessive wear or damage.
Inspect the
spring and cage for bent or damaged ...
Battery Cables
Removal
WARNING: Batteries normally produce explosive gases which can
cause personal injury.
Therefore, do not allow flames, sparks or lighted substances to come
near the battery. When
charging or working near a battery, always shield your face an ...
Oil Pump Screen and Pickup Tube
Removal and Installation
1. Remove the oil pan (6675). For additional information, refer to Oil
Pan in this section.
2. Remove the oil pump screen cover and tube (6622) and discard the gasket.
1. Remove the nut.
2. Remove the two bolts.
3. Remov ...
