Lincoln Aviator: Engine System - General Information / General Procedures - Valve Stem Diameter

General Procedures - Valve Guide Inner Diameter

Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Valve guides tend to wear in an hourglass pattern. The ball gauge can be inserted into the combustion chamber side of the valve guide, if necessary...

Engine - 3.0L EcoBoost

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Other information:

Lincoln Aviator 2020-2026 Service Manual: Removal and Installation - High-Pressure Fuel Pump

Removal NOTICE: Do not loosen any fittings or plugs on the high-pressure fuel pump. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation). Release the fuel system pressure...

Lincoln Aviator 2020-2026 Owners Manual: Starting a Gasoline Engine

When you start the engine, the idle speed increases. This helps to warm up the engine. If the engine idle speed does not slow down, have your vehicle checked as soon as possible. Note: You can crank the engine for a total of 60 seconds without the engine starting before the starting system temporarily disables...