Fluid Pan: Service and Repair

Main Control Cover

Material(s)






Exploded View










Removal

1. With the vehicle in NEUTRAL, position it on a hoist. REFER to Lifting Points .

2. Remove the ACL (Air Cleaner). REFER to Intake Air System Components - Exploded View .

3. Remove the transmission fluid drain plug and allow the transmission fluid to drain.





4. Install the transmission fluid drain plug.
- Tighten to 9 Nm (80 lb-in).





5. Loosen the transmission mounted transmission fluid cooler tube fitting from the thermal bypass valve.





6. Remove and discard the transmission mounted transmission fluid cooler tube bolt and remove the transmission mounted transmission fluid cooler tube.





7. Inspect the transmission case and make sure the transmission mounted transmission fluid cooler tube seal and backing ring were removed with the transmission mounted transmission fluid cooler tube and are not stuck in the transmission case. If the transmission mounted transmission fluid cooler tube seal or backing ring is stuck in the transmission case, remove the seal and backing ring.





8. Disconnect the transmission electrical connector and remove the wiring harness fastener from the main control cover stud.





9. Remove the nut and the ground strap from the main control cover stud bolt.





10. Remove the 2 transmission fluid cooler thermal bypass valve nuts, pull the transmission fluid cooler thermal bypass valve straight up and position it aside.





11. NOTE: Note the location of the studbolts for assembly.
Remove the 14 main control cover bolts and the main control cover.





Installation

1. Inspect the transmission main control cover seal for damage and install new if necessary.





2. NOTICE: Inspect the 20-pin solenoid body connector seal and make sure the seal is on the solenoid body connector or a transmission fluid leak will occur resulting in transmission damage.

NOTE: Install the stud bolts in the locations noted during disassembly.
Install the main control cover and loosely install the 14 bolts.

1. Bolt location
2. Stud bolt location






3. Tighten the main control cover bolts in the following sequence.
- Tighten to 12 Nm (106 lb-in).





4. Position the transmission fluid cooler thermal bypass valve and transmission fluid cooler assembly in place and install the 2 transmission fluid cooler thermal bypass valve nuts.
- Tighten to 9 Nm (80 lb-in).





5. Install the ground strap and nut on the main control cover stud bolt.
- Tighten to 11 Nm (97 lb-in).





6. Connect the transmission electrical connector and install the wiring harness fastener on the main control cover stud.





7. Inspect the transmission mounted transmission fluid cooler tube backing ring and seal for damage and install a new backing ring or seal if necessary. Lubricate the transmission mounted transmission fluid cooler tube seal with clean Motorcraft(R) MERCON(R) LV Automatic Transmission Fluid and install the backing ring and seal on the transmission mounted transmission fluid cooler tube.









8. Position the transmission mounted transmission fluid cooler tube in place and install a new transmission mounted transmission fluid cooler tube bolt.
- Tighten to 9 Nm (80 lb-in).





9. Tighten the transmission mounted transmission fluid cooler tube fitting.
- Tighten to 25 Nm (18 lb-ft).





10. Install the ACL (Air Cleaner) assembly and outlet pipe. REFER to Intake Air System Components - Exploded View .

11. Fill with clean Motorcraft(R) MERCON(R) LV Automatic Transmission Fluid. REFER to Transmission Fluid Drain and Refill .