Ford Mustang Service Manual: Torque Converter (Disassembly and Assembly of Subassemblies)

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

Identification Tags


    Assembly
    Disassembly 1. NOTE: The index mark on the output shaft must be aligned with the index mark on the output shaft ring gear during the assembly procedure. Remove the ring gear snap ring. 2. Separate ...

    Torque Converter Cleaning And Inspection
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Other materials:

    Installation
    Removal 1. Remove the roller followers. For additional information, refer to Roller Followers in this section. 2. Remove the LH timing chain for the LH side and both timing chains for the RH side. For additional information, refer to Timing Drive Components ...

    Actuator Cable - Speed Control
    Speed Control (Diagnosis and Testing) Refer to Wiring Diagrams Cell 31 , Speed Control for schematic and connector information. Special Tool(s) Worldwide Diagnostic System (WDS) 418-F224, New Generation STAR (NGS) Tester 418-F052, or equi ...

    Disassembly
    Disassembly 1. Remove the differential assembly from the differential housing. For additional information, refer to Differential Case in this section. 2. Remove the 10 bolts. 3. CAUTION: Do not damage the threads in the bolt holes. Insert a punch in the b ...