When an ignition system misfires or spark plugs fire at the wrong time, which of the following will be adversely affected?
A) engine performance
B) fuel economy
C) emissions levels
D) all of the above

Question

Quizplus · Accepted Answer

Misfires or incorrect timing of spark plugs can lead to poor engine performance, decreased fuel economy, and increased emissions, affecting all these aspects.

When an Ignition System Misfires or Spark Plugs Fire at the Wrong