and Control Technician Exam|| Newest Exam!!!
After installing a new air compressor on a truck, what
should the tech do?
Select one:
a. N/A
b. New air filter, closed tanks, set gov pressure, test output
c. N/A
d. New air filter, open tanks, set gov pressure, test output -
Answer-The correct answer is: New air filter, closed tanks,
set gov pressure, test output
After installing a new ECM some options don't work, what
should be done?
Select one:
a. Cycle battery disconnect switch 3 times
b. Cycle key switch 3 times
c. Re-flash and update the new ECM
d. Faulty ECM replace with another new one - Answer-The
correct answer is: Re-flash and update the new ECM
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Aluminum in oil sample could be from?
Select one:
a. Pistons
b. Camshaft
c. Con Rods
d. Crankshaft - Answer-The correct answer is: Pistons
As a winch drum gets bigger as cable is reeled on, what
happens?
Select one:
a. Slower speed, less torque
b. Faster speed more torque
c. Slower speed, more torque
d. Faster speed less torque - Answer-The correct answer
is: Faster speed less torque
Before removing a broken stud with an extractor what
should you do?
Select one:
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a. Drill stud
b. Peen over broken stud
c. Heat with torch
d. Center punch stud - Answer-The correct answer is:
Center punch stud
before removing a mechanical fuel injector you should
position the engine at?
Select one:
a. 15 degrees before TDC
b. TDC #1 compression and pin time eng and fuel pump
c. BDC #1
d. TDC #6 - Answer-The correct answer is: TDC #1
compression and pin time eng and fuel pump
Before replacing the ECM the technician should?
Select one:
a. Erase the EEPROM
b. Take a snapshot of old parameters to ensure new ECM
matches
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c. Store EEPROM in memory stick to upload
d. RAM needs to be reviewed with dealer network -
Answer-The correct answer is: Take a snapshot of old
parameters to ensure new ECM matches
When removing a steering wheel from a loader, what
should be done?
Select one
a. Remove nut, find master spline and remove wheel
b. Loosen nut, use a puller to remove wheel
c. Use a pickle fork with nut removed
d. Remove nut and use hammer and brass drift on shaft -
Answer-The correct answer is: Loosen nut, use a puller to
remove wheel
When visually inspecting a turbine of the turbo what
should be looked at?
Select one
a. Look for damaged vanes/splines
b. Measure the vane thickness
c. Measure run out