Main Control: Removal

NOTE: The Solenoid Body Strategy Data Download procedure must be performed if a new main control assembly is installed.

With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING & LIFTING article.

NOTE: Do not pull on the wire harness to disconnect the connector or damage to the connector will occur.

Fig 1: Locating Transmission Vehicle Harness Connector

Courtesy of FORD MOTOR CO.

Disconnect the transmission vehicle harness connector by twisting the outer shell and pulling back on the connector.
Remove the transmission fluid pan and allow the transmission fluid to drain.

Fig 2: Remove/Install Transmission Fluid Pan Bolts
Courtesy of FORD MOTOR CO.
Remove the transmission fluid pan gasket.

Fig 3: View Of Transmission Fluid Pan Gasket
Courtesy of FORD MOTOR CO.

NOTE: The transmission fluid filter may be reused if no excessive contamination is indicated.

Fig 4: View Of Transmission Fluid Filter

Courtesy of FORD MOTOR CO.

Remove and discard the transmission fluid filter.
Pull the release tab and pull down on the main control electrical connector retainer.

Fig 5: Locating Release Tab
Courtesy of FORD MOTOR CO.
With the release tab down, pull the outer shell of the main control electrical connector out of the main control assembly.

Fig 6: Locating Release Tab And Outer Shell
Courtesy of FORD MOTOR CO.
Pull the main control electrical connector out of the transmission case.

Fig 7: Pulling Main Control Electrical Connector Out Of Transmission Case
Courtesy of FORD MOTOR CO.

NOTE: During removal of the main control assembly, the thermal bypass valve may fall out of the transmission case. Damage to the valve may occur if the valve falls out.

Fig 8: Locating Main Control Assembly Bolts

Courtesy of FORD MOTOR CO.

Remove the 11 bolts from the main control assembly and remove the main control assembly and the bypass valve.