Ford Mustang Service Manual: Digital Transmission Range (TR) Sensor

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


    Manual Control Lever Shaft and Seal
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Reverse Servo Assembly
    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:

    Noise, Vibration and Harshness (NVH) (Description and Operation)
    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 ...

    Compressor Manifold and Tube Assembly - 3.8L
    Air Conditioning (Description and Operation) The A/C refrigerant system is a clutch cycling orifice tube type. The system components are: A/C compressor (19703) A/C clutch (2884) A/C condenser core (19712) A/C evaporator core (19860) suction accumulator ...

    Road Test
    Inspection and Verification WARNING: A vehicle equipped with a Traction-Lok differential will always have both wheels driving. If, while the vehicle is being serviced, only one wheel is raised off the ground and the rear axle is driven by the engine, the whe ...