Explain the major difference between direct fuel injection (DFI) and port fuel injection (PFI) systems.

What will be an ideal response?


Port fuel injection (PFI), which has injectors located in the intake ports of the cylinders.  Direct fuel injection (DFI) does not use the intake manifold but injects fuel directly into the cylinders.

Trades & Technology

You might also like to view...

A 450 cold cranking amperage battery is being load tested. What will the correct load be?

A. 1350 amperes B. 450 amperes C. 225 amperes D. 990 amperes

Trades & Technology

The variable Y is defined by the relation 3? or n = 1, 2, 3, 4 with probabilities of 0.4, 0.3, 0.233, and 0.067, respectively. Determine the expected value of Y.

What will be an ideal response?

Trades & Technology

The second-generation Prius has many "by wire" features. These include all of these EXCEPT ________

A) Brake B) Shift C) Throttle D) Steering

Trades & Technology

Enclosures are devices that fit into the ear canal

Indicate whether the statement is true or false

Trades & Technology