Ford Mustang (1999-2004) Service Manual: 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

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Inspection and Verification
    NOTE: If any concerns are noted with the speedometer, stoplamps, or horn, address those concerns by referring to their associated sections before continuing speed control diagnosis. 1. Verify the customer concern by operating the speed control system. 2. Vi ...

    Engine Support Insulators
    Special Tool(s) 3 Bar Engine Support Kit 303-F072 Engine Lift Bracket Set 303-D095 (D94L-6001-A) or equivalent ...

    Air Cleaner - 3.8L
    Removal and Installation 1. Remove the air cleaner outlet tube from the throttle body. For additional information, refer to Air Cleaner Outlet Pipe-3.8L in this section. 2. Disconnect the connector. 3. Remove the bolt. 4. Remove the air cleaner and d ...