Q8 6.0

Thanks for the info i will look for it when i open that fuse box so signal wire to that heavy gray live to battery positive black to earth sounds easy i think will find out when i do it

Thank you

Q8 6.0

Can anyone tell from this picture which is wire for fuel pump PLEASE
I have magnavolt instructions not clear for 2005 pickup


These two harnes connectors are under the fuse block engine compartment near brake

Gadgetized

iTrader: (9)

It is a gray wire. It will obviously be directly under the fuel pump relay. Find the gray wire under the relay, and poke it with a test light. It will remain lit when it is running, and light for about 5 seconds with the key on and it is not running.

TX Tahoe Z71

iTrader: (28)

+1, that's how I found mine

Q8 6.0

Yes I found it under fuel fuse relay thanks..everything was very easy install except the white wire I had to remove dash gauges to find rpm wire...
I am going to dyno for retune hope it will supply enough fuel

Thanks a lot for your help