The definition of a rule is  an official regulation, code of regulations or set practice. An example of a rule is that a red light means stop. An example of a rule is an employer demanding their employees arrive at 8am.
New injectors cost anywhere from $80-$120 apiece, making their replacement a somewhat pricey endeavor. There are three types of injector leaks-it can leak fuel into the manifold from the nozzle, it can leak fuel into the engine compartment from the fuel rail, and it can leak air (vacuum leak) from the manifold.
Fuel Injector Replacement Cost. Learn more RepairPrice Estimates are based on the estimated time for the repair, labor rates charged by trained automotive professionals, and prices for quality parts.earn more about Fuel Injector Replacement. This is a national average for all makes and models, but you can make it more accurate by adding your car info and ZIP. This is a national average for all makes and models, but you can make it more accurate by adding your car info and ZIP.