2.4 Quiz on Vehicle Air Filters

What is the purpose of installing an air filter in a vehicle?

• To enhance the vehicle's color

• To increase engine noise

• To improve tire traction

• To reduce fuel consumption

State two (2) types of air filters commonly installed in vehicles.

• Metallic pleated element, Glass fiber filter

• Oil-wetted type, Paper pleated element

• Carbon fiber filter, Ceramic filter

• Nylon mesh filter, Polyester filter

What is the use of a maintenance service booklet for a mechanic?

• To record vehicle owner's favorite music

• To keep track of mechanic's lunch preferences

• To document vehicle maintenance history

• To list mechanic's favorite movies

What happens if an engine is not equipped with an air filter?

• Dirt from outside will enter the engine

• The engine will run more smoothly

• The engine will consume less fuel

• The engine will produce more power

How often should an oil-wetted type air filter be washed?

• Every 10,000 km

• Every 2,000 km

• Every 8,000 km

• Every 5,000 km

What is the purpose of a paper pleated element in an air filter?

• To decrease fuel efficiency

• To provide a large filtering surface area

• To reduce air flow

• To increase engine horsepower

How does an oil bath air filter operate?

• By increasing exhaust emissions

• By filtering air in two stages

• By cooling the engine

• By using electricity

What is the function of a centrifugal pre-cleaner in an air filter?

• To increase air pollution

• To reduce engine power

• To effectively filter the air

• To decrease fuel economy

What equipment is commonly used to change vehicle air filters?

• Hammer and nails

• Screwdriver and pliers

• Philip/flat screwdriver, Air duster

• Wrench and hammer

What should be checked after reinstalling the air filter onto the vehicle?

• The radio volume

• The tire pressure

• The engine operation for leaks

• The air conditioning system