Ford Mustang Service Manual: Reverse Clutch

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


Intermediate One-Way Clutch
Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

Disassembly
Disassembly 1. Inspect the clutch cylinder thrust surfaces, piston bore and clutch plate serrations for scores or burrs. Minor scores or burrs may be removed with a crocus cloth. Install a new clutc ...

Other materials:

Leakage 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 transm ...

Fuel Charging Wiring Harness
Fuel Charging and Controls The fuel injection supply manifold: receives fuel from the fuel supply line. delivers fuel to the fuel injector. The throttle body: controls air supply to the intake manifold by positioning the throttle plate. connects the a ...

Tracing Powder
Noise, Vibration and Harshness (NVH) (Description and Operation) Noise is any undesirable sound, usually unpleasant in nature. Vibration is any motion, shaking or trembling, that can be felt or seen when an object moves back and forth or up and down. Harshne ...