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WorksheetsQUIZ 2
Total questions: 10
Worksheet time: 5mins
Avery was driving her diesel truck when she noticed a strange issue. What symptom is commonly associated with a faulty diesel fuel injector?
a. White smoke
b. Loss of power
c. High fuel pressure
d. No oil consumption
David is trying to diagnose a fuel injector issue in his car. Which diagnostic tool should he use to perform an injector balance test?
a. Compression tester
b. Fuel gauge
c. Diagnostic scanner
d. Smoke tester
While inspecting his vehicle, Mark hears a hissing sound from the engine bay. This could indicate:
d. Worn brake pads
a. Vacuum leak
b. Low oil level
c. Faulty spark plugs
Mark is troubleshooting a misfire in his engine. Which component is most likely to cause this issue?
d. Battery
b. Ignition coil
c. Air filter
a. Fuel pump
During a routine check, Sarah notices her car is emitting black smoke from the exhaust. What could be a potential cause?
a. Rich fuel mixture
d. Worn tires
b. Low coolant level
c. Clogged catalytic converter
Excessive black smoke and loss of power may be caused by:
a. Clogged oil filter
b. Worn-out fan belt
c. Clogged air filter
d. Overfilled coolant reservoir
What is the first step in addressing water contamination in diesel fuel?
a. Replace fuel pump
b. Bleed the system
c. Drain fuel separator
d. Change injectors
Emma is experiencing a rough idle in her vehicle. Which component is most likely to be the culprit?
a. Throttle body
c. Mass air flow sensor
b. Fuel filter
d. Exhaust manifold
While performing maintenance, John notices a strong fuel smell near the engine. What could be a likely cause?
d. Worn spark plugs
c. Clogged fuel filter
b. Faulty fuel gauge
a. Leaking fuel line
What is a common symptom of a failing fuel pump in a vehicle?
d. Low battery voltage
b. Excessive oil consumption
a. Engine stalling
c. Overheating engine
