New here, my first post and my first 2001 slk 320. Got the car and after 50miles, check engine light came on. Finally had the time to hookup and read the codes.
P0410, p0170, p0173, p0410, p0130, p0150, p0155 and p0135.
Found the issue to be in the k40 relay. soldered a few connections and...