What would be an example of an SAE rating?
What would be an example of an API rating?
What does the W after a rating in 5W-20 signify?
Which of the following is considered a common multigrade engine oil?
Lubrication ___________ friction.
What is the term used to describe the process when gas escapes past the piston rings and into the crankcase?
What type of oil results in low levels of impurities, increases lubricating abilities, reduces sludge from forming, and protects at extremely high temperatures?
Which of the following ratings would be a manufacturer specification?
What type of engine oil additive keeps contaminants suspended to help prevent sludge from forming?
What type of engine oil additive helps prevent high temperature oil from becoming too thin?
The main advantage of synthetic oils is that their molecular structure is _______________.
Semi-synthetic oils are a combination of fully synthetic and _____________ base oil.
Most newer vehicles have a/an _______________________.
Vehicle usage determines how often you are required to change the oil. Which of the following is NOT a common service interval?
When installing an oil filter, it is common to tighten it _________ once the gasket contacts the engine.
Technician A says ILSAC develops and identifies standards for gasoline-fueled engine oils. Technician B says that API rates the engine oil service on many engine oils. Who is correct?
Technician A says that 5W-30 would be better to use than 20W-50 in most vehicles in cold weather conditions. Technician B says 20W-50 flows better than 5W-30 in cold weather. Who is correct?
Technician A says that SN oils can replace SM oils. Technician B says that S in SM stands for spark ignition engines. Who is correct?
Technician A says that synthetic oils are generally less expensive than conventional engine oil because they use less crude oil. Technician B says that by using synthetic oil you can increase oil change intervals from 3,000 to over 50,000 miles. Who is correct?
Technician A says if the oil warning light indicates that the engine has low or no oil pressure, this means that the oil needs changing. Technician B says if the oil warning light indicates that the engine has low or no oil pressure, you should shut off your engine. Who is correct?
How do you change the oil and filter on an engine? Explain the steps.
What is the purpose of engine oil?