Main Control Valve Body: Removal
WARNING: This page is about a different car, the 2018 Ford F-350 Super Duty and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The Solenoid Body Strategy Data Download procedure must be performed if a new main control assembly is installed.
- Remove the transmission fluid pan and filter. Refer to: Transmission Fluid Pan, Gasket and Filter .
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NOTE: Do not pull on the wiring harness to disconnect the electrical connector or damage to the electrical connector will occur.
- Rotate the transmission electrical connector counterclockwise.
- Pull the transmission electrical connector out to disconnect.
- Pull the transmission bulkhead connector sleeve retainer down to release it. Using the special tool, pull the outer shell of the bulkhead connector sleeve out of the transmission. Use Special Service Tool: 307-717 Remover, Kostal Sleeve.
- Inspect the bulkhead connector sleeve seals and install new seals if damage is found.
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NOTE: During removal of the main control assembly, the thermal bypass valve or blank plug can fall out of the transmission case. Damage to the valve or plug can occur if the valve or plug falls out.
Remove the bolts from the main control assembly and remove the main control assembly and the thermal bypass valve or blank plug. Inspect the thermal bypass valve for damage and discard the valve if damage is found.