Lincoln Aviator: Engine - 3.0L EcoBoost / Removal and Installation - Vacuum Pump

Special Tool(s) / General Equipment

Materials

Removal

NOTICE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan, can cause engine failure.

1. Remove the cowl panel.
   Refer to: Cowl Panel (501-02 Front End Body Panels, Removal and Installation).
   

1. 1. Disconnect the vacuum tube quick connect coupling.
      Refer to: Quick Release Coupling (310-00A Fuel System - General Information - 3.0L EcoBoost, General Procedures).
      
   2. Detach the wiring harness retainer.
      
   3. Detach the vent hose retainer.
      

1. Remove the fasteners and the vacuum pump.
   

Installation

1. NOTICE: Do not use wire brushes, power abrasive discs or 3M™ Roloc® Bristle Disk (2-in white part number 07528) to clean the sealing surfaces. These tools cause scratches and gouges that make leak paths. They also cause contamination that will cause premature engine failure. Remove all traces of the sealant.

   Make sure that the mating faces of the engine are clean and free of foreign material.
   Refer to: RTV Sealing Surface Cleaning and Preparation (303-00 Engine System - General Information, General Procedures).
   Use the General Equipment: Plastic Scraper
   Material: Motorcraft® Silicone Gasket Remover / ZC-30-A
   Material: Motorcraft® Metal Brake Parts Cleaner / PM-4-A, PM-4-B
   Material: Motorcraft® Metal Surface Prep Wipes / ZC-31-B

1. Inspect the gaskets and install new gaskets as necessary.
   

1. NOTICE: Failure to use Motorcraft® High Performance Engine RTV Silicone may cause the engine oil to foam excessively and result in serious engine damage.

   NOTE: If the brake vacuum pump is not secured within 10 minutes of sealant application, the sealant must be removed and the sealing area cleaned. Failure to follow this procedure can cause future oil leakage.

   Apply 8 mm (0.31 in) beads of Motorcraft® High Performance Engine RTV Silicone in the locations shown.
   Material: Motorcraft® High Performance Engine RTV Silicone / TA-357 (WSE-M4G323-A6)

1. NOTE: Manually align the brake vacuum pump drive key with the camshaft slot before installation.

   Position the vacuum pump and install the fasteners.
   Torque: 89 lb.in (10 Nm)

1. 1. Connect the vacuum tube quick connect coupling.
      Refer to: Quick Release Coupling (310-00A Fuel System - General Information - 3.0L EcoBoost, General Procedures).
      
   2. Attach the wiring harness retainer.
      
   3. Attach the vent hose retainer.
      

1. Install the cowl panel.
   Refer to: Cowl Panel (501-02 Front End Body Panels, Removal and Installation).