When comparing the operation of HPI-TP injectors with electronic unit injectors (EUIs) using hydraulic injector nozzles, which of the following is a major advantage of the HPI-TP injector in dealing with emissions?
A. higher peak pressures
B. no integral electronic components
C. elimination of end of injection collapse phase
D. lower nozzle opening pressure
Answer: C
You might also like to view...
One end of a diode has a beveled end that indicates it is the _____.
a. anode b. cathode c. collector d. emitter
All the information needed to erect and fabricate a line can be clearly shown on a(n) _____.
a. ISO b. P&ID c. elevation d. site plan
____ all help remove oxides and/or nitrides in the weld.
A. Carbon, chromium, and vanadium B. Aluminum, silicon, and titanium C. Potassium, sodium, and zirconium D. Oxygen, argon, and nitrogen
A vehicle fails an emission test due to excessive carbon monoxide indicating a rich air fuel mixture
Technician A says that a saturated charcoal canister could be the cause. Technician B says that a stuck-closed EVAP purge solenoid could be the cause. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B