hello guys as the title I have a grandepunto is driving me crazy to figure out why? low reggimi and slowly walking down the machine to a seghettamento continuous and annoying someone can direct me what I should check?? and a fiat grande punto 1.3 multijet. I put the data of the controller if it can help.
Fiat Hardware Number: 51806498
Marelli Hardware Number: MJD6F3HW03P
Marelli Software Number: 3442P766
Fiat Identifacation Number: 6F3.P7
Fiat Iso Code: 68078A0452