Lincoln Nautilus: Engine System - General Information / Crankshaft Main Bearing Journal Clearance. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
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NOTE:
Crankshaft main bearing journals must be within specifications before checking journal clearance.
Remove the crankshaft main bearing cap and crankshaft main bearing.
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Position a piece of Plastigage across the crankshaft main bearing surface.
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NOTE:
Do not turn the crankshaft while carrying out this procedure.
Install and tighten to specifications, then remove the crankshaft main bearing cap.
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Measure the Plastigage to get the crankshaft main
bearing clearance. The Plastigage should be smooth and flat. A changing
width indicates a tapered or damaged crankshaft or crankshaft bearing.
General Equipment
Dial indicator
Dial indicator fixture
NOTE:
Refer to the appropriate Section 303-01 for the specification.
Position the crankshaft to the rear of the cylinder block...
Special Tool(s) /
General Equipment
100-001
(T50T-100-A)
Slide Hammer
Materials
Name
Specification
Motorcraft® Threadlock 262TA-26
WSK-M2G351-A6
Repair
All core plugs
NOTE:
Cylinder block core plug shown, cylinder head core plug similar...
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..
Removal
NOTE:
Removal steps in this procedure may include installation details.
Remove the liftgate trim panel.
Refer to: Liftgate Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
Disconnect the electrical connectors and washer hose.
Remove the screws.
Torque:
18 lb.in (2.0 Nm)
..