Quote:
Originally Posted by hotrod182
It seems by the readings while coasting, even at a really slow speed, the mpg is much higher than it is in my gas 335i. Which leads me to believe, at idle this car simply takes less fuel. Truly an amazing car.
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Diesels run extremely, extremely lean at idle. I once watched a diesel pickup truck run on the vapors from spilled gasoline on the ground near its intake.