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 1. Remove the rear exterior trim mouldings. 2. Remove the clips 3. Remove the 13 Torx screws and the seal compression panel. 4. Remove the staples. 5. Remove the staples from the number one bow. 6. Remove the rear rail weatherstrip retaine ...

    Installation
    Removal 1. Remove the roller followers. For additional information, refer to Camshaft Roller Follower in this section. 2. Remove the LH timing chain (6268) for the LH side and both timing chains for the RH side. For additional information, refer to Timing D ...

    Differential Case and Ring Gear
    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. ...