Ford Mustang Service Manual: Shift Patterns

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


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

    Torque Converter (Description and Operation)
    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:

    Pinpoint Test G: LFC 16/DTC B1925 - Passenger Air Bag Circuit Shorted to Battery or Ignition
    Pinpoint Test A: The Air Bag Warning Indicator Is Illuminated Continuously - RCM Disconnected, Inoperative or Lost/Low Ignition Feed Normal Operation NOTE: During normal operation the air bag indicator will be lit continuously for 6 seconds after the ignitio ...

    Handles, Locks, Latches And Mechanisms (Description and Operation)
    Handles, Locks, Latches And Mechanisms (Description and Operation) Lock Cylinders Individual lock cylinders are repaired by discarding the inoperative lock cylinder and building a new lock cylinder using the appropriate lock repair package. The lock r ...

    Torque Converter Leak Check
    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 transm ...