ASVAB Automotive Information Practice Test 13729 Results

Your Results Global Average
Questions 5 5
Correct 0 2.65
Score 0% 53%

Review

1

Spark plugs receive current from the:

52% Answer Correctly

alternator

ignition coil

battery

distributor


Solution

Spark plugs receive current from the distributor and use it to spark combustion in the combustion chamber of a cylinder.


2

The fuel pressure regulator ensures that the fuel injectors receive fuel at a consistent and known rate. The fuel pressure regulator is part of the:

40% Answer Correctly

fuel filter

fuel rail

fuel manifold

electric fuel pump


Solution

The electric fuel pump feeds pressurized fuel through a fuel filter to the fuel injectors via the fuel rail manifold. The fuel rail contains the fuel pressure regulator which ensures that the fuel injectors receive fuel at a consistent and known rate. Excess fuel bled off by the pressure regulator returns to the fuel tank through the fuel return line.


3

Which of the following regulates the flow of coolant through the radiator?

57% Answer Correctly

crankshaft

thermostat

water pump

water jacket


Solution

The thermostat controls coolant (and, through it, engine) temperature by regulating the flow of coolant through the radiator. A bypass tube allows coolant to bypass the radiator and flow back into the water pump when its temperature is low enough that the thermostat is closed.


4

How are the cylinders numbered in V-type engines?

42% Answer Correctly

sequentially from the back of the engine to the front

sequentially from the front of the engine to the back

alternating from the front of the engine to the back

cylinder numbering varies by manufacturer


Solution

In V-type engines the numbering sequence varies by manufacturer.


5

Which of the following is the correct order for the engine stroke cycle?

71% Answer Correctly

power, intake, compression, exhaust

compression, intake, power, exhaust

intake, power, compression, exhaust

intake, compression, power, exhaust


Solution

The stroke cycle order is intake stroke, compression stroke, power stroke, exhaust stroke.