Engine Lubrication Systems 1

In addition to lubricating (reducing friction between moving parts), engine oil performs what functions?

1.Cools.

2.Seals.

3.Cleans.

4.Prevents corrosion.

5.Cushions impact (shock) loads.

• 1, 2, 3, 4, 5.

• 1, 2, 3, 4.

• 1, 3, 4.

Answer explanation

Engine oil performs multiple functions including cooling, sealing, cleaning, preventing corrosion, and cushioning impact loads.

Lubricating oil performs five main functions: lubricates, cushions, cleans, seals, and_____

• heats

• cools

• improve fuel mileage

• driver comfort

Answer explanation

Lubricating oil cools the engine by dissipating heat, ensuring optimal performance and preventing overheating.

What does the W in 5W-30 motor oil stand for?

• weight

• wear

• winter

• won

Answer explanation

The 'W' in 5W-30 motor oil stands for 'winter'. It indicates the oil's viscosity rating in cold temperatures, ensuring easy engine start-up and protection during winter months.

What does SAE stand for?

• Safe for Automotive Engines

• Safe for All Engines

• Society of Automotive Engineers

• Society of All Engines

Answer explanation

SAE stands for Society of Automotive Engineers. It is an organization that develops standards for the automotive industry.

A lubrication system has many components that work together to deliver the oil to the correct locations in the engine. Name one component.

• Oil car

• Transmission pan

• Oil pickup tube

• Breather

Answer explanation

The correct component in a lubrication system is the oil pickup tube, which delivers oil to the engine's correct locations.

What is the purpose of the oil pump?

• circulate engine oil

• circulate transmission fluid

• pump gear oil

• has no purpose

Answer explanation

The purpose of the oil pump is to circulate engine oil. It ensures proper lubrication and cooling of engine components.

What is the purpose of the oil filter?

• Filter oil before delivering it to the engine

• Filtering oil while it is delivering it to the engine

• Increase oil pressure

• Decrease oil pressure

Answer explanation

The purpose of the oil filter is to filter oil before delivering it to the engine, ensuring clean oil reaches the engine components. This helps to prevent contaminants from causing damage and maintaining engine performance.

Where is the oil pan located?

• Top of engine

• Bottom of engine

• Side of engine

• Back of engine

Answer explanation

The oil pan is located at the bottom of the engine, where it collects and stores the engine oil.

Modern vehicle engines, pressurized oil will flow into the passageways, called galleries, in the engine block. TRUE or FALSE

• TRUE

• FALSE

Answer explanation

In modern vehicle engines, pressurized oil flows into galleries in the engine block. This statement is TRUE.