Ford Mustang Service Manual: Transmission Electronic Control System

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


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

    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 ...

    Other materials:

    Removal
    Removal All vehicles 1. Remove the air intake scoop. For additional information, refer to Section. 2. Remove the Hydro-Boost brake booster. For additional information, refer to Section.. 3. Raise and support the vehicle. For additional information, refer to ...

    Installation
    Removal All vehicles 1. Remove the air intake scoop bracket. For additional information, refer to Section. 2. Remove the RH valve cover. For additional information, refer to Valve Cover RH in this section. 3. Remove the Hydro-Boost brake booster. For addit ...

    Spark Plugs
    Engine Ignition (Description and Operation) The ignition coil (12029), which is mounted on the upper intake manifold, can be described as a coil pack containing three separate coil units. Each coil unit is individually controlled by the powertrain control mo ...