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:

    Cylinder Head LH
    Special Tool(s) Remover, Power Steering Pump Pulley 211-016 (T69L-10300-B) Installer, Power Steering Pump Pulley 211-009 Material ...

    Engine Dynamic Balance Shaft
    Removal 1. Remove the timing chain (6268). For additional information, refer to Timing Chain in this section. 2. Disconnect and position the wire harness aside. 3. Remove the radiator fan and shroud assembly (8146). 4. Remove the engine dynamic balan ...

    Four Wheel Anti-Lock Brake System (4WABS) Hydraulic Control Unit (HCU)
    NOTE: This procedure only needs to be performed if the 4-wheel anti-lock brake (4WABS) hydraulic control unit (HCU) has been installed new or if the HCU lines have been opened. 1. Clean all dirt from and remove the brake master cylinder filler cap ...