ATSG Ford E4OD Tranmission Repair Manual. The FORD E40D automatic transmission is a four speed unit with total electronic shift control and is designed for operation in longitudinal powertrains for rear wheel drive applications. The E40D is currently found in “F” Series Trucks and “E” Series Vans.
The E40D transmission features a four element torque converter design that includes Torque Converter Clutch (TCC) and a gear train that includes three planetary gearsets. The hydraulic control systems of the E40D transmission has five electronically controlled solenoids for: Shift feel (through line pressure control). Shift scheduling (through shift valve position control). Engine braking during coast operation (through shift valve control) andTCC apply (ON/OFF).
Note: There have been many engineering changes in this transmission since it s introduction in 1989. ATSG also has available an “Update Handbook” which includes the many changes and is required along with this manual for a proper overhaul or repair.
- DIAGNOSIS AND TESTING
- VALVE BODY
- COMPONENT ASSEMBLY
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