Lincoln Aviator: Engine / Engine - 3.0L EcoBoost

Removal and Installation - Cylinder Head LH

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...

Removal and Installation - Engine Front Cover

Special Tool(s) / General Equipment 303-050 (T70P-6000) Lifting Bracket, Engine 303-F070Support Bar, EngineTKIT-1999A-F/LTTKIT-1999A-FM/FLM Plastic Scraper Hose Clamp Remover/Installer Flat-Bladed Screwdriver Materials Name Specification Motorcraft® High Performance Engine RTV SiliconeTA-357 WSE-M4G323-A6  Motorcraft® Metal Brake Parts CleanerPM-4-A, PM-4-B -  Removal NOTICE: During engine repair procedures, cleanliness is extremely important...

Other information:

Lincoln Aviator 2020-2025 Service Manual: General Procedures - Spark Plug Inspection

Inspection NOTE: Dropped spark plugs should always be discarded. Unfired An unfired spark plug should appear very clean with a pure nickel finish to the threads and ground strap. The center electrode ceramic insulator surface is often a matte or dull finish and pure white in color...

Lincoln Aviator 2020-2025 Owners Manual: Stay in Neutral Mode

Note: Stay in Neutral mode is a temporary vehicle state that works with the engine in a running or OFF state. Once in this mode, maintain sufficient battery voltage, or your vehicle returns to park (P) if left active for an extended period of time when the engine is off...