hey HT just wanted som suggestions to see why my 98 LS is running horrible on gas mileage just did the swap into a 92 civic hatchback...but i filled my tank on friday night by friday later that night...i was at half tank and by saturday morning i was at a quarter tank!..PLEASE HELP ME...by the way would having 2 map sensors connected to it make a difference?...cause the OBD1 sits by the fuel filter..and the OBD2 is on the throttle body

THANKS!!!!!