Ford Explorer: Engine System - General Information / General Procedures - Valve Guide Inner Diameter
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.
-
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:
System Operation
System Diagram
NOTE:
The system diagrams include all component options. Some components may not be equipped on the vehicle.
Audio System - 4 or 6 Speaker System
Item
Description
1
APIM
2
Audio Unit Antenna Amplifier
3
Steering Wheel Switches
4
Display Unit
5
SCCM
6
Clockspring
7
GWM
8
BCM
..
Overview
NOTICE:
Do not use leaded fuel in a vehicle equipped with a
catalytic converter. In a vehicle that is continually misfueled, the
lead in the fuel will be deposited in the catalytic converter and
completely blanket the catalyst. Lead reacts with platinum to "poison"
the catalyst...
Categories
4 Inch Display

A - Tachometer.
B - Information display.
C - Speedometer.
D - Fuel gauge.
E - Engine coolant temperature gauge.
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