Automotive Maintenance

A lead-acid battery with removable caps should be filled with only:

• carbonated water.

• distilled water.

• sulfuric acid.

• tap water.

When windshield wiper blades are torn, which would be the correct fix?

• No repair the blades is needed.

• Clean the blades.

• Replace the blades.

• Resurface the blades' edges.

Technician A says this battery is maintenance free. Technician B says that you should fill a battery with tap water only. Who is correct?

• Technician A

• Technician B

• Both

• Neither

Which battery rating is tested at 32 degrees F?

• Cold Cranking Amps

• Cranking Amps

• Reserve Capacity

• Voltage Test

What is the primary purpose of engine oil in a vehicle?

• To cool the engine

• To lubricate engine parts

• To clean the engine

• To fuel the engine

Which component of a car's cooling system is responsible for dissipating heat?

• Radiator

• Thermostat

• Water pump

• Coolant reservoir

What is the chemical formula for the compound commonly used as antifreeze in vehicles?

In automotive maintenance, what is the function of a catalytic converter?

• To increase engine power

• To reduce exhaust emissions

• To improve fuel efficiency

• To cool the engine

Tags

NGSS.MS-PS1-3

Which type of brake fluid is most commonly used in modern vehicles?

• DOT 3

• DOT 4

• DOT 5

• DOT 5.1

What is the main advantage of using synthetic oil over conventional oil in engines?

• Lower cost

• Better fuel economy

• Longer oil change intervals

• Higher viscosity