Hi all! I have a serious problem with my Prix. Here it is I have this sputter that just happens when I start up the car and take off. it is like it wants to stall out but keeps running.... The car has 130,000 mi on it, I have replaced the plugs ,wires, coil paks, egr valve, fuel pump, fuel filter, altenator I have cleaned the throttle body mass air flow sensor also but it just started sputtering. any ideas??? please help