1. Blue smoke color from engine exhaust is a symptom of:
(A) Coolant leakage
(B) Oil burn
(C) Low compression
(D) None of these
2. Low coolant level is a symptom of:
(A) Coolant leakage
(B) Worn head gasket
(C) Cracked cylinder head
(D) All of these
3. A valve cover protects the components inside the:
(A) Cylinder block
(B) Cylinder head
(C) Oil pan
(D) None of these
4. Black smoke color from engine exhaust is a symptom of:
(A) Clogged air filter
(B) Intake vacuum leakage
(C) Stuck PCV valve
(D) All of these
5. The dash board oil light indicates:
(A) Quality of oil in engine
(B) Level of oil in engine
(C) Pressure of oil in engine
(D) None of these
6. Insufficient coolant in vehicle will cause:
(A) Excess engine temperature
(B) Low engine temperature
(C) Normal operating temperature
(D) None of these
7. A head gasket creates a seal between the cylinder heads and the:
(A) Oil pan
(B) Valve cover
(C) Cylinder block
(D) None of these
8. A brake booster is installed between the brake pedal and the:
(A) Brake master cylinder
(B) Brake wheel cylinder
(C) Brake shoes
(D) None of these
9. Common sources of vacuum leaks:
(A) Intake snorkel
(B) Intake manifolds and gaskets
(C) Positive Crankcase Ventilation (PCV) system
(D) All of these
10. The ______ is the usual source of a coolant leak:
(A) Hose pipe
(B) Water pump
(C) Radiator
(D) All of these
11. The PCV system removes ______ gases and oil vapors from the engine crankcase:
(A) Exhaust
(B) Combustion
(C) Blow-by
(D) None of these
12. Inside the brake booster, there is a ______ diaphragm:
(A) Pressure
(B) Vacuum
(C) Electric
(D) None of these
13. If an EGR valve is stuck open, it creates a ______ leak:
(A) Pressure
(B) Vacuum
(C) Fluid
(D) None of these
14. The white smoke is just _____ from condensation:
(A) Steam
(B) Heat
(C) Waste
(D) None of these
15. An intake manifold is bolted to the engine ______ or plenum:
(A) Block
(B) Head
(C) Oil pan
(D) None of these