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:
Gear (Disassembly and Assembly)
Special Tool(s)
Head Mounting Fixture
303-D041 (D83L-500-B1) or
Equivalent
Inner Tie Rod Socket Tool
211-D025 (D90P-3290-A) or
Equivalent
Steering Gear Holding Fixture
211-D011 (D87P-3504-B) or
Equivalent
Material
...
Jacking
WARNING: Never run the engine with one wheel off the ground, such as
when changing a
tire. The wheel still on the ground could cause the vehicle to move.
CAUTION: The jack (17080) provided with the vehicle is intended to be
used in an
emergency for changing ...
Engine oil check
Note: Check the level before starting the engine.
Note: Make sure that the level is between the MIN and MAX marks.
1. Make sure that your vehicle is on level ground.
2. Turn the engine off and wait 10 minutes for the oil to drain into the
oil pan.
3. Remove ...
