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:
System Diagram
Item
Description
1
PCM
2
BCM
3
Direct Current/Alternating Current (DC/AC) Inverter
4
A/C Power Outlet Socket
System Operation
Network Message Chart
Broadcast Message
Originating Module
Message Purpose
Power pack torque status
PCM
Used to dete..
Activation
NOTE:
Compressor with a spring rubber clutch shown others similar.
Check the A/C clutch air gap at 3 equally spaced places between the clutch plate and the A/C clutch pulley.
Refer to: Specifications (412-00 Climate Control System - General Information)
.
Remove the A/C clutch.
Refer to: Air Conditioning (A/C) Clutch and Air
Conditioning ..