Check engin light came on, i scanned it and code # P0173 / fuel trim / malfuntion came up. i erased code and 8 miles later light was back on! all this and car runs great! scanned it again same code.
does anybody know what (fuel trim) is or means?
BenzWorld.org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more!