Lincoln Aviator 2020-2024 Service Manual / Powertrain / Engine / Engine System - General Information / General Procedures - Piston Inspection

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

Inspection

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.

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 2020-2024 Service Manual: Diagnosis and Testing - F Clutch

Symptom Chart F Clutch For F clutch operation, REFER to: F Clutch (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Description and Operation). F Clutch Condition Possible Sources Action F clutch does not apply SSF is mechanically stuck OFF INSTALL a new solenoid...

Lincoln Aviator 2020-2024 Service Manual: Description and Operation - Engine Ignition - System Operation and Component Description

System Operation Cold Start Emission Reduction Monitor The cold start emission reduction monitor is an on board strategy designed for vehicles that meet the low emissions vehicle-II (LEV-II) emissions standards. The monitor works by detecting the lack of catalyst warm up resulting from a failure to apply sufficient cold start emission reduction during a cold start...

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