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    Medium/Heavy duty truck engines, fuel & computerized management systems
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    Exam 27: Heui Fuel Systems
  5. Question
    When a HEUI Solenoid Is De-Energized, Which Pressure Field Collapses
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When a HEUI Solenoid Is De-Energized, Which Pressure Field Collapses

Question 17

Question 17

Multiple Choice

When a HEUI solenoid is de-energized, which pressure field collapses first?


A) amplifier piston
B) fuel pumping chamber
C) nozzle pressure chamber
D) actuation oil pressure manifold in head

Correct Answer:

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