Volvo340 wrote: i would suggest you clean out the Air flow meter next to airbox ,then try your car out

i cleaned out them but nothing changed... maybe it is something with electronics....

nope... as i understand i need special connector to it and program on PC, but i dont have it...

Hello! I am new to this forum, but hope somebody will be able to help me out. I have a car from Italy (S60, 2003, D5). problem: sometimes when i drive with speed more than 100 km per hour error message appears: "motor systema assistenza urgent" (i tried to translate it to english and this ...