FIAT 500 0.9 8GWS CAT OFF

[baltazar3]

Hi to all !
Have FIAT 500 946ccm 48kW 2013Y
ECU is MARELLI 8GSW
Does anyone have tested CAT OFF....DTC is P0420

Thanks in advance !

[mihai_vyt]

here working solution

[baltazar3]

here working solution
Its work...remain DTC is P0230 and P1306....can You disable it ?