Common-rail puzzle

Mazda Mazda Advice Mazda B2600 Mazda B2600 Advice Mazda B2600 2004
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COULD you please explain the difference between an ordinary diesel motor and a common-rail direct injection diesel motor? I am interested in a Mazda four-wheel-drive twin cab Bravo. Are they going to use a common rail diesel in this vehicle?

THE term common-rail refers to the common fuel rail that delivers the fuel to the fuel-injectors, but common-rail is used to describe the group of diesels which have electronic engine control much as modern petrol engines do. In the common-rail diesel, the fuel is supplied at very high pressure to a single rail which feeds every injector. The injectors themselves are electronically controlled, which means the fuel injected can be very accurately delivered. It all means more power, lower consumption, a cleaner exhaust. The Mazda Bravo doesn't have a common-rail diesel, and Mazda could not say whether one was on the horizon. Check other brands, because it's unlikely others have them either.

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