This link may help people understand the Fiat OBD II connector and why it is necessary to jumper/link certain pins go gain access to some modules.
http://pinoutsguide.com/CarElectronics/ ... nout.shtml
and for the 3 pin connector
http://pinoutsguide.com/CarElectronics/ ... nout.shtml
Fiat OBD II Diagnostic Interface Pinout
Fiat OBD II Diagnostic Interface Pinout
Fiat Strada/Ritmo Abarth 130TC, Barchetta 2005 , 500X Cross Plus