12: HVAC Quiz

There is plain water dripping on the passenger's feet in a vehicle, which is the most likely cause?

• The condenser drain is plugged up.

• The evaporator drain is plugged up.

• The heater core is stopped up.

• The radiator is stopped up.

Which chemical below makes the air cold in an automobile air conditioner?

• antifreeze

• coolant

• oil

• refrigerant

In a hybrid vehicle, what keeps the high-voltage batteries from overheating?

• blower motor

• exhaust system

• radiator fan

• turbo

Which air conditioner component is located directly in front of the radiator on a vehicle?

• compressor

• condenser

• dryer

• evaporator

What is the name of the heating part that changes the airflow from the foot area to the vent area?

• blend/mode door

• bypass door

• compression door

• blower door

Which system uses a confined gas to cool the passenger area of the vehicle?

• ASE

• EGR

• HVAC

• PCV

If a cabin air filter is to be replaced, it may be located either under the dashboard or:

• inside the engine compartment.

• in the headliner above the passenger's seat.

• under the rear seat.

• under the vehicle.

On a hybrid vehicle, which type of voltage powers the air conditioner compressor?

• no voltage

• low voltage

• medium voltage

• high voltage

When an independent garage replaces a failed catalytic converter, how long must they keep the old converter at the garage?

• 12 days

• 13 days

• 14 days

• 15 days