Ford Mustang Service Manual: 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 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


    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 conver ...

    Preliminary 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:

    Assembly
    Disassembly 1. Remove the retaining ring above fifth gear. 2. CAUTION: Hand tighten the special tool to prevent gear damage. CAUTION: Support the output shaft while using the press to prevent damage to the shaft or gears. Using the special tool, press fifth ...

    Removal
    Removal CAUTION: Suspension fasteners are critical parts because they affect performance of vital components and systems and their failure can result in major service expense. A new part with the same part number must be installed if installation becomes nec ...

    Crankshaft Rear Oil Seal
    Engine       A modular engine is built around four modules: the intake module the cylinder head module (RH) the cylinder head module (LH) the lower engine module While not all repairs can take advantage of the modular conc ...