What is the reason for advancing injection timing as engine speed increases?
A) real time available for combustion decreases
B) real time available for combustion increases
C) less air in engine cylinder
D) more air in engine cylinder

Question

Quizplus · Accepted Answer

As engine speed increases, the time available for the fuel-air mixture to combust decreases because the pistons are moving faster. Advancing the injection timing ensures that combustion occurs at the optimal moment for efficient engine operation.

What Is the Reason for Advancing Injection Timing as Engine