Lincoln Aviator 2020-2021 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.

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 2020-2021 Service Manual: Description and Operation - Vehicle Dynamic Suspension - System Operation and Component Description

System Operation System Diagram Item Description 1 VDM 2 LH front valve solenoid 3 PSCM 4 PCM 5 ABS module 6 LH front height sensor 7 RH front height sensor 8 LH rear height sensor 9 RH rear height sensor 10 BCM 11 RH front valve solenoid 12 LH rear valve solenoid 13 RH rear valve solenoid 14 IPC 15 RCM 16 GWM Network Message Chart Module Network Input Messages - VDM Broadcast Message Originating Module Message Purpose ABS active ABS module Indicates the current ABS activity, on or off...

Lincoln Aviator 2020-2021 Service Manual: 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. Use a ball gauge to determine the inside diameter of the valve guides in 2 directions at the top, middle and bottom of the valve guide...

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.