1.   A vacuum gauge is connected to the intake
manifold of an engine and the needle fluctuates
between (15 and 20 in Hg) at idle. This reading
indicates:

    A.  A normal condition.

    B. Late ignition or valve timing.

    C. A stuck valve or engine miss.

    D. A clogged exhaust.
A1-Engine Repair
Sample Questions
2.   Technician A says that welding is an excepted
method of cracked engine block repair. Technician B
says that metal pinning/stitching is an accepted
method of cracked engine block repair. Who's correct?

    A. Technician A

    B. Technician B

    C. Both Technician A and B

    D. Neither Technician A or B
3.   The least likely to cause low oil pressure in an
engine is:

    A. Oil Pressure Valve.

    B. Crankshaft Bearings.

    C. Camshaft Bearings.

    D. Worn valve guides.
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4.   Technician A says that torque to yield bolts can not
be used twice. Technician B says that torque to yield
bolts can be reused as long as they are cleaned and
re-torqued. Who's right?

    A. Technician A

    B. Technician B

    C. Both Technician A and B

    D. Neither Technician A or B
10.   A vehicle has white smoke coming from its
tailpipe. The cause of this problem is most likely:

    A. Worn piston rings.

    B. Blown head gasket

    C. Worn valve seals

    D. Leaking fuel injector
7.   A Technician installs a radiator pressure tester on
the neck of a radiator. After starting the engine the
pressure quickly rises to 18 psi. Technician A says
this is a normal condition. Technician B says the
engine may have a leaking cylinder head gasket. Who
is Correct?

    A. Technician A

    B. Technician B

    C. Both Technician A and B

    D  Neither A or B
6.   Technician A says valve spring installed height is
measured from the top of the valve spring retainer to
the pocket in the cylinder head. Technician B says that
the valve margin will not effect its operating
temperature. Who's Correct?

    A. Technician A

    B. Technician B

    C. Both A and B

    D. Neither A or B
8.   Two Technicians are discussing the PCV system
on an engine. Technician A says a stuck closed PCV
valve could cause engine oil seals to leak. Technician
B says that the PCV system allows the blowby gases
from the crankcase to flow into the intake manifold for
recombustion. Who's Right?

    A. Technician A

    B. Technician B

    C. Both Technician A and B

    D. Neither Technician A or B
9.   Technician A says that magnetic particle detection
is an acceptable method to detect cracks in aluminum
castings. Technician B says aluminum heads tend to
twist at the ends when overheated. Who is Correct?

    A. Technician A

    B. Technician B

    C. Both Technician A and B

    D. Neither Technician A or B
5. The best tool to use to check crankshaft end-play is:

    A. Bore gauge

    B. Digital micrometer

    C. Dial indicator

    D. None of the above
Free A.S.E. Study Guide
An ASE Study Guide for the Automotive Technician
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