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:

    Instrument lighting dimmer
    • Move the control up or down to adjust the intensity of the panel lighting. • Move the control to the full upright position, past detent, to turn on the interior lamps. • Move the control down, past detent, to turn off the interior lights. Note: The pa ...

    1-2 Accumulator
    Removal 1. Compress the 1-2 accumulator cover and remove the accumulator piston retaining ring. 2. NOTE: Note the location of the 1-2 accumulator springs for reference during assembly. Remove the 1-2 accumulator. 1. Remove the 1-2 accumulator cover. 2. ...

    Interior Lighting (Diagnosis and Testing)
    Refer to Wiring Diagrams Cell 111 , Remote Control Alarm and Lock System for schematic and connector information. Refer to Wiring Diagrams Cell 59 , Generic Electronic Module for schematic and connector information. Refer to Wiring Diagrams Cell 89 , ...