Lincoln Aviator 2020-2025 Service Manual / Powertrain / Engine / Engine System - General Information / General Procedures - Piston Ring End Gap

Lincoln Aviator: Engine System - General Information / 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.

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NOTE: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore.

NOTE: Piston rings should not be transferred from one piston to another.

NOTE: The cylinder bore must be within specification for taper and out-of-round.
Use a piston without rings to push a piston ring in a cylinder to the bottom of ring travel.

Using the Feeler Gauge Set measure the top piston ring end gap and the second piston ring end gap
Use the General Equipment: Feeler Gauge

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...

General Procedures - Piston Selection

Check NOTE: Refer to the appropriate Section 303-01 for the specifications. NOTE: The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston...

Other information:

Lincoln Aviator 2020-2025 Service Manual: Description and Operation - Parking Aid - System Operation and Component Description

System Operation Rear Only Parking Aid Camera System Diagram Item Description 1 TRM 2 Rear camera on demand switch 3 Camera video signal (coaxial cable) 4 PCM 5 PAM 6 ABS module 7 PSCM 8 GWM 9 APIM 10 Rear parking aid camera 11 BCM 12 HVAC module 13 Audio system display Network Message Chart APIM Network Input Messages Broadcast Message Originating Module Message Purpose Gear lever position PCM Enables the video display when reverse is selected...

Lincoln Aviator 2020-2025 Owners Manual: How Temperature Affects Your Tire Pressure

The tire pressure monitoring system monitors tire pressure in each pneumatic tire. While driving in a normal manner, a typical passenger tire inflation pressure may increase about 2–4 psi (14–28 kPa) from a cold start situation. If the vehicle is stationary overnight with the outside temperature significantly lower than the daytime temperature, the tire pressure may decrease about 3 psi (21 kPa) for a drop of 30°F (17°C) in ambient temperature...

Locking and Unlocking the Doors from Inside

Lincoln Aviator. Locking and Unlocking the Doors from Inside

Unlock. Lock.

Locking the Doors

Press the lock switch on the door interior trim panel. The doors can no longer be released using the exterior door handle switches and the luggage compartment locks.