Hi I need help ASAP I have a 02 civic that just died on me for no reason at all now I can't get it to run again I have change the following main relay,fuel pump,fuel filter,check the coils they read 12.5 ohms,cleaned all the grounds I could see and still nothing if I pour fuel into the throttle body and turn the key the car does just fine until I used up that little bit of fuel then it ***** off again I have been beating on the bottom of the tank and still nothing what else should I try thanks