QuestionJuly 29, 2025

When actuation oil enters the HEUI, which of the following components does it act directly on? nozzle valve fuel pump chamber amplifier piston fuel pressure regulator

When actuation oil enters the HEUI, which of the following components does it act directly on? nozzle valve fuel pump chamber amplifier piston fuel pressure regulator
When actuation oil enters the HEUI, which of the following components does it act directly on?
nozzle valve
fuel pump chamber
amplifier piston
fuel pressure regulator

Solution
4.5(132 votes)

Answer

amplifier piston Explanation 1. Identify the HEUI component interaction The actuation oil in a Hydraulic Electronic Unit Injector (HEUI) system acts directly on the **amplifier piston** to increase fuel pressure.

Explanation

1. Identify the HEUI component interaction<br /> The actuation oil in a Hydraulic Electronic Unit Injector (HEUI) system acts directly on the **amplifier piston** to increase fuel pressure.
Click to rate: