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Chapter 30: Electronic Fuel Injection With Questions And 100% SURE ANSWERS
Terms in this set (44)
In a multi port fuel injection system, where is the Directly into the intake runner
fuel injected?
In a direct injection system, where is the fuel Directly into the injection chamber (Combustion Chamber ) or Cylinder
injected?
What is the typical on-time range for injectors in 1 to 20 milliseconds
a multi port system?
Which of the following statements about fuel A positive fuel trim value means that the PCM detects a lean mixture and is decreasing the
trim is not true? pulse width to add more fuel to the mixture.
1/6
, In GDI systems, the PCM controls fuel pressure False
through pulse width modulation of the electric
high-pressure fuel pump.
Diesel engines require higher fuel pressures than True
comparably sized gasoline engines
Which type of fuel injection system has the fuel Mechanical return-less PFI
pressure regulator located in the fuel tank?
Chapter 30: Electronic Fuel Injection
2/6
Chapter 30: Electronic Fuel Injection With Questions And 100% SURE ANSWERS
Terms in this set (44)
In a multi port fuel injection system, where is the Directly into the intake runner
fuel injected?
In a direct injection system, where is the fuel Directly into the injection chamber (Combustion Chamber ) or Cylinder
injected?
What is the typical on-time range for injectors in 1 to 20 milliseconds
a multi port system?
Which of the following statements about fuel A positive fuel trim value means that the PCM detects a lean mixture and is decreasing the
trim is not true? pulse width to add more fuel to the mixture.
1/6
, In GDI systems, the PCM controls fuel pressure False
through pulse width modulation of the electric
high-pressure fuel pump.
Diesel engines require higher fuel pressures than True
comparably sized gasoline engines
Which type of fuel injection system has the fuel Mechanical return-less PFI
pressure regulator located in the fuel tank?
Chapter 30: Electronic Fuel Injection
2/6
