Ignite Your Ride Solving Car Sputtering on Acceleration

When I accelerate hard my car sputters and then continues going. I have only noticed it in 5th and 6th gears and under full accel. Please help me figure this ... If the problems persist you could even end up with complete engine failure. Spark Plugs this is a fairly common cause of engine sputtering, ... My car as of late has been sputtering at take off and when i try to quickly acelerate starting at low rpms. Not 100% sure as to the cause. In any case, your symptoms can be caused by several different kinds of things. Poor ignition, poor fuel supply, or clogged exhaust. keith ... 2006 Audi A4 2.0 T Brief History of problem. Bought the car over a year ago. Great commuter car for a 45 minute commute. You're having what is most likely a fuel delivery issue, although there is a small chance it could be spark related. Fuel filter is the cheapest ... when car is cold, anything other than light acceleration causes sputter, which can also be heard through the exhaust; prior to maintenance actions (below) there ... A sputtering engine is a sign of a lean fuel mixture in the combustion chamber. This can happen if you have a clogged somewhere in the fuel system. The car idles well and runs, except for a major mystery of power loss when under load (eg, accelerating on an incline). Usually spark plugs or bad coils on the plugs. Get new coils and new plugs for the car and proper oem parts only.