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:

    Switch - Deactivator
    Removal 1. Disconnect the battery ground cable. 2. Remove the deactivator switch. 1. Disconnect the deactivator switch electrical connector. 2. Detach the lower deactivator switch hook. 3. Detach the upper deactivator pivot. Installation 1. N ...

    Removal
    WARNING: Always wear safety glasses when repairing an air bag supplemental restraint system (SRS) vehicle and when handling an air bag module. This will reduce the risk of injury in the event of an accidental deployment. WARNING: Carry a live air ...

    Installation
    1. CAUTION: Timing chain procedures must be followed exactly or damage to the pistons or valves will result. Compress the tensioner plunger, using a soft-jawed vise. 2. Install a retaining clip on the tensioner to hold the plunger in during installation. ...