I have a C180 4 door Kompressor 2004. Since my last MOT the engine tick over is a bit lumpy and smells of petrol. This happened after they revved car for emissions test, prior to this it was ok.
Another ( may be related) i have engine management light on, can anyone recommend a tester i can buy for engine codes and to test this car please
Another ( may be related) i have engine management light on, can anyone recommend a tester i can buy for engine codes and to test this car please