The vacuum hose from the fuel-pressure regulator was removed from the regulator and gasoline dripped out of the hose. Technician A says that this is normal and that everything is okay. Technician B says that one or more of the injectors may be defective, causing the fuel to get into the hose. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Question 2
Port fuel-injection systems generally use what type of injector driver?
A) Peak and hold B) Saturated switch
C) Pulsed D) Pulse-width modulated
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