Opel Corsa C GID consumption signal help please

[ManoloSpain]

Hello from Spain, i have a vauxhall corsa C year 2005, i mounting a cd70navi and gid screen, and i want view the fuel consumtion in the screen and i need know what ping is for the signal sonsumption, in the gid the wire is bronw/black pin 16




my engine is Z13DT 1.3 cdti

this is a picture of the wire brown and black of pin 16 in the 32 pin connector




thanks a lot

[ManoloSpain]

this is the gid screen and the radio cd70navi




in the consumption average show F (fail i think) when you drive the car

[ManoloSpain]

Does anyone know anything? please help