Ford Mustang Service Manual: Torque Converter Cleaning And Inspection

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


    Torque Converter (Disassembly and Assembly of Subassemblies)
    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 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 conver ...

    Other materials:

    Module Configuration
    Module Configuration (Diagnosis and Testing) Special Tool(s) Worldwide Diagnostic System (WDS) 418-F224 New Generation STAR (NGS) Tester 418-F052 or equivalent diagnostic tool Principles of Operation Some modules must be programme ...

    Engine Mount
    Engine WARNING: Do not operate the engine with the hood open until the fan blade has been first examined for possible cracks and separation. The 4.6L (4V) (281 CID) is a V-8 engine with the following features: dual overhead camshafts four valves per cyl ...

    Differential Case and Ring Gear - Traction-Lok
    Rear Drive Axle and Differential   The axle housing assembly consists of a cast center section with two steel tube assemblies and a stamped differential housing cover (4033). The differential housing cover uses silicone sealant as a gasket. ...