Lincoln Aviator: Engine System - General Information / General Procedures - Crankshaft Main Bearing Journal Clearance
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
NOTE:
Crankshaft main bearing journals must be within specifications before checking journal clearance.
Remove the crankshaft main bearing cap and crankshaft main bearing.
-
Position a piece of Plastigage across the crankshaft main bearing surface.
-
NOTE:
Do not turn the crankshaft while carrying out this procedure.
Install and tighten to specifications, then remove the crankshaft main bearing cap.
-
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.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
The crankshaft connecting rod journals must be
within specifications to check the connecting rod bearing journal
clearance...
Special Tool(s) /
General Equipment
100-001
(T50T-100-A)
Slide Hammer
Materials
Name
Specification
Motorcraft® Threadlock and SealerTA-25-B
-
Repair
All core plugs
NOTE:
Cylinder block core plug shown, cylinder head core plug similar...
Other information:
Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Diagnostic Trouble Code Chart
Module
DTC
Description
Action
DSM
B12A7:11
Steering Column Tilt Sensor A: Circuit Short To Ground
GO to Pinpoint Test C
DSM
B12A7:15
Steering Column Tilt Sensor A: Circuit Short To Battery or Open
GO to Pinpoint Test C
DSM
B12A8:11
Steering Column Telescope Sensor A: Circuit Short To Ground
GO to Pinpoint Test C
DSM
B12A8:15
Steering Column Telescope Sensor A: Circuit Short To Battery or Open
GO to Pinpoint Test C
DSM
B1375:11
Steering Column Tilt Motor: Circuit Short To Ground
GO to Pinpoint Test D
DSM
B1375:12
Steering Column Tilt Motor: Circuit Short To Battery
GO to Pinpoint Test D
DSM
B1375:13
Steering Column Tilt Motor: Circuit Open
GO to Pinpoint Test D
DSM
B137E:11
Steering Column Telescope Motor: Circuit Short To Ground
GO to Pinpoint Test D
DSM
B137E:12
Steering Column Telescope Motor: Circuit Short To Battery
GO to Pinpoint Test D
DSM
B137E:13
Steering Column Telescope Motor: Circuit Open
GO to Pinpoint Test D
Symptom Chart
Symptom Chart: Power Adjustable Steering Column
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...
Special Tool(s) /
General Equipment
Interior Trim Remover
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
Move the front seats forward and rearward as necessary to access the floor console components...