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:

    Master Cylinder
    Removal 1. Disconnect the fluid level sensor connector. 2. Disconnect the brake tubes. 3. Remove the brake master cylinder nuts. 4. Remove the brake master cylinder (2140). Installation 1. To install, reverse the removal procedure. Bleed the brake ...

    Installation
    1. Overlay the new rear window glass assembly over the old rear window glass assembly and transpose the markings with a grease pencil. 2. Center the V-notch on the new rear window glass assembly to the center mark on the top of the number four bow ...

    Inflating your tires
    Safe operation of your vehicle requires that your tires are properly inflated. Remember that a tire can lose up to half of its air pressure without appearing flat. Every day before you drive, check your tires. If one looks lower than the others, use a tire ga ...