When an EUI control solenoid is energized, which of the following is immediately closed?
A) cylinder head return circuit
B) pump chamber to nozzle duct
C) nozzle needle pressure chamber
D) EUI spill circuit

Question

Quizplus · Accepted Answer

When an EUI (Electronically Unit Injector) control solenoid is energized, the EUI spill circuit is immediately closed. This action is crucial for the injector's operation, as it allows the injector to build up the necessary pressure to inject fuel into the combustion chamber.

When an EUI Control Solenoid Is Energized, Which of the Following