water pump

Technician A says aux pumps only reside in Hybrid/EV. Technician B says water pumps on a 1963 volkswagen beetle were v-belt driven. Who is correct?

• Technician A

• Technician B

• Both A and B

• Neither A nor B

Timing chain driven water pumps are...?

• Driven off of external chains

• Internally timing driven

• Serpentine belt driven

• V-belt driven

Technician A says the water pump pulls fluid from the upper radiator hose to cool the cylinder head down first. Technician B says the thermostat can be installed either before or after the water pump depending on engine design. Who is correct?

• Technician A

• Technician B

• Both A and B

• Neither A nor B

Technician A says all water pumps are sealed using anaerobic sealant. Technician B says water pumps are sealed by all different types of sealants including, gaskets, o-rings, silicone, rubber molded gaskets. Who is correct?

• Technician A

• Technician B

• Both A and B

• Neither A nor B

The automotive cooling system provides a means of transferring heat from the hot parts of the engine to ambient air.

• True

• False

What is the appropriate cool down period for a tractor-trailer engine?

• A cool down period is not necessary

• Between 30-60 minutes

• It depends on the weather (temperature and humidity)

• It varies based on engine type, nature of the trip, and cargo hauled