Ford Mustang Service Manual: Special Testing Procedures

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


    Pinpoint Tests - OSC Equipped Vehicles
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Leakage Inspection
    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:

    Air Bag Disposal - Passenger, Undeployed, Scrapped Vehicle
    Air Bag Supplemental Restraint System (SRS) (Description and Operation) The air bag supplemental restraint system (SRS) is designed to provide increased collision protection for front seat occupants in addition to that provided by the three-point safety belt ...

    Air Conditioning (A/C) Compressor Bracket - 3.8L
    Air Conditioning (Description and Operation) The A/C refrigerant system is a clutch cycling orifice tube type. The system components are: A/C compressor (19703) A/C clutch (2884) A/C condenser core (19712) A/C evaporator core (19860) suction accumulator ...

    Removal
    Removal 1. Remove the differential housing cover (4033) and drain the rear axle (4001). For additional information, refer to Differential Housing Cover in this section. 2. CAUTION: Reinstall the differential pinion shaft (4211) and the bolt in the different ...