just to let you all no i bought a elm 327 from ebay to go with ther reg version of fiat scan it works fine i did the injector codeing on a 05 doblo
on the interface sertch it come up with can compatble
if anyody else want the ebay no its 150782264503 good price too
hope this does not infringe any rights by puting the ebay no up ...... if its ok i hope it helps others i did try 3 other elm units but thay failed
