Cylinder Compression and Leak Down Test Quiz

Quiz
•
Science
•
12th Grade
•
Medium
Bryan Peck
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
What is the next step after performing a compression test on a cylinder and the results are out of specs?
Perform a leak down test
Replace the spark plugs
Check the coolant level
Adjust the timing marks
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
What does a leak down test measure?
The percentage of air escaping from the combustion chamber
The engine's operating temperature
The amount of compression in the cylinder
The level of coolant in the system
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
When should the engine be at operating temperature for a leak down test?
Before removing the spark plugs
After completing the compression test
During the cylinder leak test
Before connecting the air supply
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
What tools are required to perform a leak down test?
Engine leak down test kit and a mechanic's stethoscope
Dial indicator and timing marks
Spark plug wrench and coolant tester
Crankshaft turning tools and air compressor
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
What does a leakage percentage of 0-15% indicate?
Excellent engine condition
Good engine condition
Fair engine condition with reduced performance
Poor engine condition
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
What should be done if the piston was not set on top dead center of the compression stroke during the test?
Rotate the crankshaft one full turn and perform the test again
Replace the cylinder head gasket
Check the coolant system for air bubbles
Add engine oil through the spark plug hole
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
What does air bubbles coming out of the coolant tank indicate?
Air escaping through the cylinder head gasket
Leaking intake valves
Leaking exhaust valves
Excessively worn cylinder
Create a free account and access millions of resources
Similar Resources on Wayground
10 questions
Spark Plug Quiz

Quiz
•
12th Grade
10 questions
Internal Combustion Engines Pretest

Quiz
•
12th Grade
8 questions
Four-Stroke Engine Quiz

Quiz
•
12th Grade
7 questions
Space Quiz

Quiz
•
KG - 12th Grade
10 questions
Fuel Systems

Quiz
•
9th - 12th Grade
15 questions
Model Rocket Parts

Quiz
•
8th Grade - University
9 questions
Carburetor Quiz

Quiz
•
12th Grade
15 questions
Scientific Measurement

Quiz
•
8th Grade - University
Popular Resources on Wayground
20 questions
Brand Labels

Quiz
•
5th - 12th Grade
10 questions
Ice Breaker Trivia: Food from Around the World

Quiz
•
3rd - 12th Grade
25 questions
Multiplication Facts

Quiz
•
5th Grade
20 questions
ELA Advisory Review

Quiz
•
7th Grade
15 questions
Subtracting Integers

Quiz
•
7th Grade
22 questions
Adding Integers

Quiz
•
6th Grade
10 questions
Multiplication and Division Unknowns

Quiz
•
3rd Grade
10 questions
Exploring Digital Citizenship Essentials

Interactive video
•
6th - 10th Grade
Discover more resources for Science
13 questions
Amoeba Sisters: Biomolecules

Interactive video
•
9th - 12th Grade
45 questions
Interim Review

Quiz
•
9th - 12th Grade
66 questions
Earth Sci Unit 2 Ch. 4-5 Test Review

Quiz
•
9th - 12th Grade
58 questions
Biomolecule Test Corrections

Quiz
•
9th - 12th Grade
36 questions
Unit 2

Quiz
•
12th Grade
20 questions
Trophic Levels and Food Webs

Quiz
•
10th - 12th Grade
10 questions
Identify Methods of Heat Transfer

Quiz
•
9th - 12th Grade
24 questions
Cell Unit Exam Practice Quiz

Quiz
•
9th - 12th Grade