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:
Keyless Entry/Computer Operated Locks
Programming -Keyless Entry Remote Transmitter
NOTE: All keyless entry remote transmitters (15K601) must be
programmed at the same time.
NOTE: All previous transmitter identification codes (TIC's) will be
erased when programming mode is
entered.
...
Installation
WARNING: To reduce the risk of serious personal injury, read
and follow all warnings,
cautions and notes at the beginning of the removal procedure.
1. Disconnect the battery ground cable and wait at least one minute. For
additional information,
re ...
Suction Accumulator
NOTE: Installation of a new suction accumulator is not required when
repairing the air conditioning
system except when there is physical evidence of contamination from a failed A/C
compressor or
damage to the suction accumulator.
In addition to th ...
