Originally Posted by
gashead
i have run through a full feul run after the efie installation. i have the efie as high as i can get it ( .25 volts with engine warm and running ) my mileage dropped even further, now down to 9.5 mpg. i disconnected the hho vacume line from my intake, removed the fuse from the cell and fired my truck up and it smoked and flooded. it will only run with the cell connected. im thinking the efie doesnt like ford eec iv injection. are there any suggestions before i remove it?
thanks:
todd