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:

    Principles of Operation
    Key-In-Ignition Warning Chime The key-in-ignition warning chime activates when the generic electronic module (GEM) detects the ignition switch circuits are in the OFF or ACC states and when the GEM detects the driver door is ajar from the driver do ...

    Crankshaft Pulley
    Special Tool(s) Remover, Crankshaft Vibration Damper 303-009 (T58P-6316-D) Installer, Crankshaft Vibration Damper 303-102 (T74P-6316-B) Material Item Specification Silicone Gasket and Sealant F7AZ-19554-EA or eq ...

    Seat Track
    Removal and Installation 1. Remove the front seat. For additional information, refer to Seat-Front Power in this section. 2. Remove the outboard seat trim shield. 3. Disconnect the electrical connector. 4. Remove the seat track bolts. 5. To install, ...