Lincoln Aviator 2020-2025 Service Manual / Powertrain / Engine / Engine System - General Information / General Procedures - Valve Stem Diameter

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

Check

NOTE: Refer to the appropriate Section 303-01 for the specification.

Measure the diameter of each intake and exhaust valve stem at the points shown. Verify the diameter is within specification.

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

Other information:

Lincoln Aviator 2020-2025 Service Manual: Removal and Installation - Voice Microphone

Removal Lower the headliner. Refer to: Headliner - Lowering (501-05 Interior Trim and Ornamentation, Removal and Installation). Release the tab, disconnect the electrical connector and remove the voice microphone. Installation To install, reverse the removal procedure...

Lincoln Aviator 2020-2025 Service Manual: Removal and Installation - Liftgate Trim Panel

Special Tool(s) / General Equipment Interior Trim Remover Removal Release the clips and remove the liftgate center upper trim panel. Use the General Equipment: Interior Trim Remover Release the clips and remove the liftgate RH upper trim panel...

Activating Intelligent Access

The intelligent access key must be within 3 ft (1 m) of the door or luggage compartment you intend to lock or unlock.

At a Door

Electronic door handles are on each door. Gently depress the switch inside the exterior door handle to unlock and open the door. An unlock symbol illuminates on the door window trim indicating your vehicle is unlocked.

Lincoln Aviator. Activating Intelligent Access