Electronic fuel injection was a big leap forward for engine control. However, early implementations often left something to be desired. This was the case for [Rob] and his Porsche 944, which had ...
Once upon a time an engine needed three things to run: fuel, air, and fire. That's what carbs, coils, and distributors are for. Modern EFI engines still need these three elements, but they use ...
Somewhat surprisingly, Pro-M says bad grounds are perhaps the most common culprit in diagnosing mass air meter problems. Not grounds within the meter itself, but poor vehicle grounds, such as failure ...