Lincoln Aviator: Engine System - General Information / General Procedures - Piston Inspection

Inspection

  1. NOTE: Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur.

    Clean and inspect the (1) ring lands, (2) pin bosses, (3) skirts and the (4) tops of the pistons. If wear marks, scores or glazing is found on the piston skirt, check for a bent or twisted connecting rod.
  1. NOTE: Make sure the oil ring holes are clean.

    Using a Piston Ring Groove Scraper, clean the piston ring grooves.

    General Procedures - Piston Diameter

    Check Measure the piston diameter 90 degrees from the piston pin and piston diameter (DN) height down from the top of the piston at the point indicated...

    General Procedures - Piston Ring End Gap

    Special Tool(s) / General Equipment Feeler Gauge Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore...

    Other information:

    Lincoln Aviator 2020-2026 Service Manual: Removal and Installation - Front Seat Backrest Blower Motor


    Removal NOTE: Driver seat shown, passenger seat similar. Remove the front seat. Refer to: Front Seat (501-10A Front Seats, Removal and Installation). Remove the front seat backrest panel. Refer to: Front Seat Backrest Panel (501-10A Front Seats, Removal and Installation)...

    Lincoln Aviator 2020-2026 Owners Manual: Welcome Lighting


    The Lincoln welcome mat projection lights are on the bottom of the exterior mirror housings. They project an image onto the ground a short distance from your vehicle when welcome lighting or lighted entry turns on. For auto-fold mirrors, the Lincoln welcome mat turns on when welcome lighting or lighted entry turns on and the mirrors fold in upon locking or using the switch on the door...

    Categories

    Children and Airbags

    WARNING: Airbags can kill or injure a child in a child restraint. Never place a rear-facing child restraint in front of an active airbag. If you must use a forward-facing child restraint in the front seat, move the seat upon which the child restraint is installed all the way back.

    Lincoln Aviator. Children and Airbags

    read more

     
    Copyright © 2026 www.liaviator2.com