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:
Removal
NOTICE:
Whenever turbocharger air intake system components are
removed, always cover open ports to protect from debris. It is important
that no foreign material enter the system. The turbocharger compressor
vanes are susceptible to damage from even small particles...
B007F:11, B007F:12, B007F:13 and B007F:1A
Refer to Wiring Diagrams Cell 46 for schematic and connector information.
Normal Operation and Fault Conditions
The RCM continuously monitors the passenger seatbelt retractor pretensioner circuits for the following faults:
Resistance out of range
Unexpected voltage
Short to ground
Faulted passenger seatbelt retractor p..