I have a Focus ST 2013 and have some questions in regards to OBDII codes and mods. It is modded, has an aftermarket DP and a tune with error P0420 disabled. I am not throwing a P0420 error but am …
I have misplaced my book and need to find a copy of the maintenance schedule booklet so I can see what needs servicing/replacement on my 2011 LV. Thanks.