ADVANCED VEHICLE TECHNOLOGIES:
ENGINES EXAM Questions And Answers
100% Pass
If the Service Engine Soon light illuminates because of a loose fuel cap, what advice should
customers be given? - Answer✔Tighten the cap and then push the reset button by the
speedometer
Which current Nissan vehicles feature double overhead cam engines? - Answer✔All models
How does the Electronic Concentrated Control System optimize fuel economy, performance, and
emissions? - Answer✔By controlling fuel injection and ignition timing
The Electronic Concentrated Control System's self-learning function adjusts ________. -
Answer✔-Engine response based on the driver's habits
-Engine response based on engine wear
What is the distinguishing characteristic of an overhead cam engine? - Answer✔Uses one or
more camshafts to open and close the valves for each cylinder
In a double overhead cam V6 engine, how many total camshafts are there? - Answer✔4
What is the advantage of an overhead cam engine versus an overhead valve engine? -
Answer✔Fewer moving parts for less inertia, so the engine can be run at higher speeds and
produce more power
What are the advantages of the two large intercoolers on the VR38DETT 3.8-liter DOHC V6
engine? - Answer✔-Reduces intake air temperature for a denser, more powerful charge of air
-Improved combustion and enhanced engine performance
The Electronic Concentrated Control System's fail-safe mode allows the engine to operate in a
reduced capacity if any of these critical components fail. - Answer✔-Crankshaft angle sensor
-Airflow meter
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