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:

    Lock Cylinder - Door
    Removal 1. NOTE: Individual lock cylinders are repaired by discarding the inoperative cylinder and building a new lock cylinder using the appropriate lock repair package. The lock repair package includes a detailed instruction sheet to build the ne ...

    Engine Support Insulators
    Special Tool(s) 3 Bar Engine Support Kit 303-F072 Engine Lift Bracket Set 303-D095 (D94L-6001-A) or equivalent ...

    Gearshift Rail and Fork
    Disassembly and Assembly 1. Using a 5/32-inch drift and a hammer, remove and discard the split pin. Slide the shift fork from the shift rail. 2. Remove the gearshift fork inserts. 3. CAUTION: Support the shift rail to prevent damage to the parts. Positio ...