ml350 bluetec

Maybe this has been discussed before but I would like an opinion. Recently got an ML and looking on what options do I have to add a bit of functionality to the current infotainment system. My car is a 2015 model with command I believe and a reversing camera. The options I have gathered so far...

I bought an expensive obd2 reader online and it did say soot content of dpf to high and when I checked it with the obd2 reader it was only 21.4g. Also some sensors were doing weird. NOx sensor 1 = 65535ppm NOx sensor 2 =65535ppm (they are both freezed this number) Dpf inlet pressure = 0 Dpf...

Hello I have a 2012 ML350 Bluetec (w166) vehicle that has covered about 40k miles. The engine management light came on last week. The vehicle is now just out of warranty. I plugged OBD-II code reader in and found I have code P20B9 . Can anyone shed light on what this might be? the vehicle...