Main Control Cover - 3.5L GTDI: Installation

Inspect the transaxle side cover seal for damage and install new if necessary.

Fig 1: Locating Main Control Cover Seal
Courtesy of FORD MOTOR CO.

NOTE: Inspect the 20-pin solenoid body connector seal to make sure that the seal is on the inside of the main control cover or a transmission fluid leak will occur.

NOTE: Install the studbolts in the locations noted during disassembly.

Install the main control cover and loosely install the 14 bolts.
1. Bolt location
2. Studbolt location
  
  Fig 2: Identifying Main Control Cover Bolts And Studbolt
  Courtesy of FORD MOTOR CO.
Tighten the main control cover bolts in the sequence shown in the illustration.
- Tighten to 12 Nm (106 lb-in).
  
  Fig 3: Identifying Main Control Cover Bolts Tightening Sequence
  Courtesy of FORD MOTOR CO.
Position the transmission fluid cooler thermal bypass valve and transmission fluid cooler tube assembly on the main control cover studbolts and install the 2 nuts.
- Tighten to 9 Nm (80 lb-in).
  
  Fig 4: Locating Transmission Fluid Cooler Thermal Bypass Valve And Nuts
  Courtesy of FORD MOTOR CO.
Connect the transaxle electrical connector and install the wiring harness fastener on the main control cover stud.

Fig 5: Locating Transaxle Electrical Connector And Wiring Harness Fastener
Courtesy of FORD MOTOR CO.
Position the LH turbocharger-to-CAC hose on the turbocharger and tighten the clamp.
- Tighten to 5 Nm (44 lb-in).
  
  Fig 6: Locating Turbocharger-To-Charge Air Cooler (CAC) Hose Clamp
  Courtesy of FORD MOTOR CO.
Install the underbody shield and the 4 retainers.

Fig 7: Locating Retainers And Underbody Shield
Courtesy of FORD MOTOR CO.
Position the LH turbocharger inlet tube in place and tighten the 2 clamps.
- Tighten to 5 Nm (44 lb-in).
  
  Fig 8: Locating LH Turbo Inlet Tube And Clamps
  Courtesy of FORD MOTOR CO.
Install the crankcase vent tube.

Fig 9: Locating Quick Connect Couplings And Crankcase Vent Tube
Courtesy of FORD MOTOR CO.
Install the bypass hose on the LH turbocharger air inlet hose.

Fig 10: Locating Bypass Hose On LH Turbocharger Air Inlet Hose
Courtesy of FORD MOTOR CO.
Install the vacuum tube on the LH air inlet hose.

Fig 11: Locating LH Turbocharger Air Inlet Hose
Courtesy of FORD MOTOR CO.
Install the brake booster vacuum tube on the LH air inlet hose.

Fig 12: Locating Brake Booster Vacuum Tube And LH Turbocharger Air Inlet Hose
Courtesy of FORD MOTOR CO.
Fill the transaxle with clean transmission fluid, refer to TRANSMISSION FLUID DRAIN AND REFILL in this service information.
Install the ACL and outlet pipe. For additional information, refer to INTAKE AIR DISTRIBUTION SYSTEM & INTAKE AIR FILTERING SYSTEM article.