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:

    Removal
    All vehicles 1. Remove the air intake scoop bracket. For additional information, refer to Section. 2. Remove the RH valve cover. For additional information, refer to Valve Cover RH in this section. 3. Remove the Hydro-Boost brake booster. For additional in ...

    Transmission (ASSEMBLY)
    Special Tool(s) Dial Indicator Gauge with Holding Fixture 100-002 (TOOL-4201-C) Rubber Tip Air Nozzle 100-D009 (D93L-7000-A) Alignment Gauge, TR Sensor 307-351 (T97L-70010-A) Slide Hammer 100-001 (T50T-1 ...

    Manual seats
    WARNING: Do not adjust the driver’s seat or seatback while the vehicle is moving. WARNING: Rock the seat backwards and forwards after releasing the lever to make sure that it is fully engaged. Moving the seats backward and forward Recline adjustment WARNIN ...