Ford Mustang Service Manual: Transmission Fluid Cooler - Backflushing and Cleaning

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


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

    Transmission Fluid Drain and Refill
    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:

    System Flushing - CII Power Steering Pump
    Steering System (Description and Operation) The steering system has a typical rack-and-pinion design consisting of the following: Steering System Components - 3.8L Engine (CII Power Steering Pump)   Steering System Components - 4.6L Engine (CIII Pow ...

    Transmission (REMOVAL)
    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 ...

    Sensor - Front
    Anti-Lock Control - Traction Control (Diagnosis and Testing) Refer to Wiring Diagrams Cell 42, Anti-Lock Brake System for schematic and connector information. Special Tool(s) Worldwide Diagnostic System (WDS) 418-F224, New Generation STAR (NGS) ...