Lincoln Aviator: Engine System - General Information / General Procedures - Valve Stem Diameter
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
Measure the diameter of each intake and exhaust valve
stem at the points shown. Verify the diameter is within specification.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Valve guides tend to wear in an hourglass pattern.
The ball gauge can be inserted into the combustion chamber side of the
valve guide, if necessary...
Other information:
Special Tool(s) /
General Equipment
Wheel Alignment System
Vehicle/Axle Stands
Adjustment
NOTICE:
Suspension fasteners are critical parts that affect the
performance of vital components and systems. Failure of these fasteners
may result in major service expense...
Switching the System On and Off
Switch the system on or off using the
information display.
When active, the system monitors your
alertness level based upon your driving
behavior in relation to the lane markings, and
other factors.
System Warnings
Note: The system does not issue warnings
below approximately 40 mph (64 km/h)...