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:

    Plenum Chamber
    Air Distribution NOTE: The air distribution system of this vehicle cannot be equipped with a cabin air filter. There are two sources of air available to the air distribution system: outside air recirculated air Recirculated air is only used during MAX A/ ...

    Windshield washers
    Note: Do not operate the wipers on a dry windshield. This may scratch the glass, damage the wiper blades or cause the wiper motor to burn out. Always use the windshield washer before wiping a dry windshield. Note: Do not operate the washer when the washer ...

    Pinpoint Test A: The Air Bag Warning Indicator Is Illuminated Continuously - RCM Disconnected, Inoperative or Lost/Low Ignition Feed
    Pinpoint Test A: The Air Bag Warning Indicator Is Illuminated Continuously - RCM Disconnected, Inoperative or Lost/Low Ignition Feed Normal Operation NOTE: During normal operation the air bag indicator will be lit continuously for 6 seconds after the ignitio ...