Air/fuel gauge placement




https://mbworld.org/forums/c-class-w...uge-video.html
More importantly, does anyone know the wire to tap into to get the signal from the O2 sensors? Not interested in drilling my exhaust to install a dedicated wideband, the ECU reading should be good enough.
http://www.m3forum.net/m3forum/showthread.php?t=392275



