Ford Mustang Service Manual: Overdrive Servo

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


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

    1-2 Accumulator
    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:

    Installation
    Removal 1. Remove the center instrument panel register. 2. Remove the screws. 3. Disconnect the connectors. 4. Using the special tool, disconnect the temperature control cable from the control head. 5. Remove the nuts and disconnect the vacuum connecto ...

    Mass Air Flow (MAF) Sensor - 4.6L (2V)
    Electronic Engine Controls (Description and Operation) The electronic engine controls consist of the following: powertrain control module (PCM) throttle position (TP) sensor idle air control (IAC) valve engine coolant temperature (ECT) sensor ...

    Parking Brake (Diagnosis and Testing)
    Parking Brake (Description and Operation)   The parking brake system is cable-actuated and controlled by an independent hand-operated parking brake control (2780). To apply parking brake, pull parking brake control upward as far as possible. The par ...