Fuel Efficiency Adviser gives engine data overload

CNET Car Tech reviews the Fuel Efficiency Adviser.


A lot of Web sites sell plans and devices purported to boost your car's fuel economy, but the best way to squeeze more miles from the gallon is to change your driving habits. The Fuel Efficiency Adviser won't actually tell you how to drive more economically, but it will give you information that can help change your driving style. Simply plug the Fuel Efficiency Adviser into your ODB II port, present on all cars from 1996 on, and it will show instant fuel economy, how much your current trip is costing, range to empty. It shows many other data points, getting as esoteric as throttle position and manifold pressure.

Read our full review of the Fuel Efficiency Adviser.

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