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:

    Diagnostics
    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 ...

    Accelerator Cable - 3.8L
    Acceleration Control (Description and Operation) Component Locations   The throttle is controlled by the accelerator cable which is connected to the accelerator pedal and shaft. The accelerator pedal and shaft should travel smoothly from the idle t ...

    Disassembly
    Disassembly 1. Remove the differential assembly from the differential housing. For additional information, refer to Differential Case in this section. 2. Remove the bolts. 3. CAUTION: Do not damage the threads in the bolt holes. Insert a punch in the bolt ...