Ford Mustang Service Manual: Pump and Intermediate Clutch Piston

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


Assembly
Disassembly Main Control Valve Body - Disassembled View   1. Remove the torque converter clutch (TCC) solenoid and the shift solenoid. 1. Remove the bolt. 2. Remove the shift solenoid ...

Disassembly
Disassembly 1. Remove the No. 1 selective pump support thrust washer. 2. Remove the front pump support. 1. Remove the bolts. 2. Remove the front pump support. 3. Remove the seal rings. 4. R ...

Other materials:

Handle - Exterior Door
Handles, Locks, Latches And Mechanisms (Description and Operation) Lock Cylinders Individual lock cylinders are repaired by discarding the inoperative lock cylinder and building a new lock cylinder using the appropriate lock repair package. The lock r ...

Exhaust Gas Recirculation (EGR) Valve
Engine Emission Control (Description and Operation) CAUTION: Do not remove any part of the engine emission control system. Operating the engine without the engine emission control system will reduce fuel economy and engine ventilation. This will weaken engin ...

Halfshaft Joint
Rear Drive Halfshafts (Description and Operation) The rear wheel drive halfshaft system consists of and operates as follows: Halfshafts (4K138) transmit engine torque from the rear axle housing to the rear wheels. Halfshafts rotate at approximately one ...