This free online ASVAB Automotive Information practice test contains 11 questions from automobile engine, cooling system, fuel system, lubrication system, ignition system, electrical system, brake system, and suspension system. It test you basic automotive technology knowledge.

Which of the following is NOT part of an internal combustion engine?

 
 
 
 

What is the primary function of a vehicle’s EGR (Exhaust Gas Recirculation) valve?

 
 
 
 

In a four-stroke internal combustion engine, the distance travelled by piston is known as _ _ _ _?

 
 
 
 

Which of the following is not a part of the drive train in an automobile with a manual transmission?

 
 
 
 

Which part of the vehicle’s suspension system absorbs shocks from the road?

 
 
 
 

Which system is essential for starting an automobile?

 
 
 
 

Which component of a car’s exhaust system converts toxic engine exhaust gases into less harmful compounds?

 
 
 
 

Which part of the fuel system sprays a fuel and air mixture into the engine’s combustion chamber?

 
 
 
 

What is the function of the radiator in a vehicle’s cooling system?

 
 
 
 

In a vehicle with ABS (Anti-lock Braking System), what component modulates brake pressure to prevent wheel lockup?

 
 
 
 

What is the purpose of the mass airflow sensor (MAF) in a modern fuel-injected engine?

 
 
 
 

Question 1 of 11

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