Hi guys, i have a sprinter 310, 2.2 cdi, year 2009, i decided to change an oil, previous owner used 10w40 and decided to continue using that one, i filled WAVE POWER SL 10W-40, then i read that this oil is not suitable for vehicles with DPF and now i dont know what to do, should i change it or leave it, if change what do you recommend?