Technician A says that defective spark plug wires can cause the engine to misfire. Technician B says that a fouled spark plug can cause the engine to misfire. Which technician is correct?

Question

Quizplus · Accepted Answer

Both technicians A and B are correct. Defective spark plug wires can cause a weak or interrupted spark, leading to a misfire in the engine. Similarly, if a spark plug is fouled with oil or contaminants, it may not ignite properly, leading to a misfire in the engine.

Technician a Says That Defective Spark Plug Wires Can Cause