which part is the cylinder head bolted to? the block
What is the ratio of coolant to water in a typical automotive cooling system? 50:50
Which material are new model cylinder heads made from? aluminum
Who issues technical service bulletins? manufacturers
If blue smoke is seen at the tai...
Auto Final Exam Questions and Answers
100% Pass
which part is the cylinder head bolted to? ✔✔the block
What is the ratio of coolant to water in a typical automotive cooling system? ✔✔50:50
Which material are new model cylinder heads made from? ✔✔aluminum
Who issues technical service bulletins? ✔✔manufacturers
If blue smoke is seen at the tailpipe when an engine is started, which part(s) is/are most likely
worn out? ✔✔valve stem seals
Technician A says a water pump controls the flow of coolant through an engine. Technician B
says an oil filter controls the flow of oil through an engine. Who is right? ✔✔neither
Technician A says that all vehicles use the same oil viscosity. Technician B says that using the
wrong viscosity oil can damage an engine. Which is right? ✔✔technician b
Where would an engine thermostat most likely be found? ✔✔at the engine end of the upper
radiator hose
If the coolant recovery tank has a hole in it, which is the proper fix? ✔✔replace the tank
Which item is designed to keep engine valves closed? ✔✔spring/return spring
When changing the engine oil, what should the temperature of the engine be? ✔✔warm
, What is the minimum recommended time to drain an oil filter before discarding? ✔✔12 hours
minimum but usually 24 hours
What is a safety concern when servicing the internal combustion engine of a hybrid vehicle?
✔✔High voltage/electrocution
Which is the necessary procedure when the heater core is leaking coolant? ✔✔Remove and
replace the heater core
Which part in the cooling system controls the flow of coolant? ✔✔thermostat
A green liquid is found under the front of a vehicle. Which fluid is most likely leaking?
✔✔antifreeze
When working on a hybrid vehicle, how many volts should the protective gloves be rated to
handle? ✔✔1000 volts
When a technician is changing the oil, what should remain on the old filter? ✔✔Square seal
stays on, round rubber seal comes off
Which part below keeps the engine from overheating? ✔✔water pump
How many vehicles have the same VIN? ✔✔none
Which engine part does the camshaft move to open cylinder valves? ✔✔lifters
Which manual has an area to write service history in it? ✔✔owner's manual
Some radiators have two heat exchangers, one for the engine and one for the: ✔✔transmission
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Layer. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
