Ford Fusion: Engine System - General Information / Valve Guide Inner Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
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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.
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Use a ball gauge to determine the inside diameter of
the valve guides in 2 directions at the top, middle and bottom of the
valve guide.
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Measure the ball gauge with a micrometer.
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If the valve guide is not within specifications, install a new cylinder head assembly.
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap...
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...
Other information:
SYNC is an in-vehicle communications
system that works with your Bluetooth
enabled cellular phone and portable media
player. This allows you to:
Make and receive calls.
Access and play music from your
portable music player.
Use 911 Assist or Emergency Assistance
and applications via SYNC AppLink...
Adjustment
NOTE:
Refer to the appropriate section and procedure for special instructions on loosening and tightening mount fasteners.
Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation).
Loosen, but do not remove, the powertrain/drivetrain mount fasteners...