ASE A8 Engine Performance Practice Test

Diagram of an automotive engine control system.

42. The engine in the diagram above contains:

  • A. A (COP) coil over plug ignition system.
  • B. A waste spark ignition system.
  • C. An electronic sequential port fuel injection system.
  • D. A (TBI) throttle body fuel injection system.


Answer A is wrong. Answer B is correct.

Answer B is correct. This diagram contains a waste spark ignition system. A waste spark ignition system that fires two cylinders at the same time.

Answer C is wrong. This is a multiport fuel injection system.

Answer D is wrong. Answer B is correct.