Answer :
In the two scenario above concerning port fuel-injection and sequential fuel injectors, only Technician b is correct.
How many injectors can be found in a 4 cylinder?
A vehicle often has one fuel injector per cylinder and if one has a four-cylinder car, it would also have four fuel injectors.
Note that Fuel-pressure regulators that are found on a port fuel-injected systems is one that often work with injector pressures that is said to be of 30 to 55 PSI.
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