Lincoln Nautilus: Engine System - General Information / Piston Diameter. General Procedures

Oil Pressure Test - Gasoline. General Procedures

Oil Pressure Test 2.7L EcoBoost & 3.3L Duratec & 5.0L Ti-VCT NOTE: It is necessary to disconnect the battery to avoid setting any DTCs that could cause the PCM to command the oil pressure to other than what should be observed from a correctly operating system during the oil pressure test...

Piston Inspection. General Procedures

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...

Other information:

Lincoln Nautilus 2018-2025 Owners Manual: Checking the Coolant

When the engine is cold, check the concentration and level of the coolant at the intervals listed in the scheduled maintenance information. See Scheduled Maintenance. Note: Make sure that the coolant level is between the minimum and maximum marks on the coolant reservoir...

Lincoln Nautilus 2018-2025 Service Manual: Front Seat Cushion Cover. Removal and Installation

Removal   WARNING: The following procedure prescribes critical repair steps required for correct restraint system operation during a crash. Follow all notes and steps carefully. Failure to follow step instructions may result in incorrect operation of the restraint system and increases the risk of serious personal injury or death in a crash...