We have working solution for DPF, EGR, Flaps off and Stage1 for new Volvo Denso VEA ECUDPF off sollution: problem was soot mass rising - with our sollution soot mass remains zero. EGR off sollution includes DTCs erasing and 3 hysteresis Flaps off Also no problem for good Stage 1 tuning - lot of these engines are electronically limited with reduced power from factory Diagnostics for DPF soot mass ...