Technician A says that cam-actuated unit injectors use a common high pressure pump to develop injection pressures. Technician B says that a single-actuator EUI typically has two electrical terminals. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician B is correct. A single-actuator Electronic Unit Injector (EUI) typically has two electrical terminals. Technician A is incorrect because cam-actuated unit injectors do not use a common high-pressure pump; instead, they use the camshaft to actuate the injector directly.

Technician a Says That Cam-Actuated Unit Injectors Use a Common