Ford Mustang Service Manual: 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 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


    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 conver ...

    Shift Point Road Test
    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:

    Pinpoint Test K: LFC 35/DTC B1935 - Passenger Air Bag Circuit Resistance Low
    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 ...

    Brake Booster - Vacuum (Description and Operation)
    Brake Booster - Vacuum (Description and Operation) Power Brake Booster   The vacuum type power brake booster (2005): is a dual diaphragm, vacuum assisted power brake booster reduces brake pedal force and travel distance. is located on the LH s ...

    Engine Mount
    Engine WARNING: Do not operate the engine with the hood open until the fan blade has been first examined for possible cracks and separation. The 4.6L (4V) (281 CID) is a V-8 engine with the following features: dual overhead camshafts four valves per cyl ...