Technician A says that the ignition timing cannot be adjusted on waste spark ignition systems. Technician B says that most waste spark systems use a crankshaft position sensor. Which technician is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because waste spark ignition systems typically do not allow for manual adjustment of ignition timing; it is controlled by the engine's computer. Technician B is correct because most waste spark systems indeed use a crankshaft position sensor to determine the position and speed of the crankshaft, which is crucial for timing the ignition properly.

Technician a Says That the Ignition Timing Cannot Be Adjusted