Lincoln Nautilus: Engine System - General Information / Piston Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
Measure the piston diameter 90 degrees from the piston
pin and down from the top of the piston to the point indicated.
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...
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:
Oil Change Reminder
Your vehicle comes with an oil change
reminder that determines when you should
change the engine oil based on how you use
your vehicle.
Your vehicle lets you know when an oil
change is due by displaying a message in
the information display...
Special Tool(s) /
General Equipment
100-002
(TOOL-4201-C)
Holding Fixture with Dial Indicator Gauge
Inspection
NOTE:
Driveline vibration exhibits a higher frequency and lower
amplitude then high-speed shake. Driveline vibration is directly related
to the speed of the vehicle and is noticed at various speeds...