Ford Mustang Service Manual: Preliminary Inspection

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

Identification Tags


    Diagnostic Strategy
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Shift Point Road Test
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Other materials:

    Component Tests
    Road Test NOTE: It may be necessary to have the customer ride along or drive the vehicle to point out the concern. During the road test, take into consideration the customer's driving habits and the driving conditions. The customer's concern just may be an a ...

    Lumbar Motor
    Seats (Description and Operation)   Seats - Front Power The front power seat features: a six-way seat regulator control switch (14A701) located on the front of the seat. a seat track (61705) mounted under the seat. a seat regulator motor ( ...

    Engine Component View
    Engine Component View Cylinder Heads and Valve Train Components   Engine Front Cover Components   Engine Components   Cylinder Block and Lower End Components   Engine (DIAGNOSIS AND TESTING) Refer to Section for basic mecha ...