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

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:

    Air Conditioning (A/C) Compressor Shaft Seal
    Special Tool(s) Holding Fixture, Compressor Clutch (3.8L vehicles) 412-098 (T94P-19703-AH) Holding Fixture, Compressor Clutch (4.6L vehicles) 412-103 (T95L-19703-AH) Protector, A/C Compressor Shaft Oil Seal 412-06 ...

    Lamp Assembly - Rear
    Removal 1. Position the luggage compartment trim aside. Remove the two retainers. 2. Remove the four rear lamp nuts. 3. Remove the rear lamp assembly, disconnect the electrical connectors and replace the bulbs if necessary. Installation 1. To ins ...

    Flywheel Ring Gear
    Removal 1. Remove the flywheel. 2. WARNING: This procedure should be carried out only by a correctly equipped and experienced acetylene torch operator. Tongs must be used or asbestos gloves worn when handling the heated flywheel ring gear. Failure to f ...