i have had an audi a3 1997 now for a year, had some smoking problems but been rectified by engine...
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I HAVE HAD AN AUDI A3 1997 NOW FOR A YEAR, HAD SOME SMOKING PROBLEMS BUT BEEN RECTIFIED BY ENGINE REFURB, BUT KEEP HAVING AN ANNOYING IDLE FROM 800RPM STARTING POINT, IT IDLES IN NEUTRAL FROM 600RPM TO 1200 RPM, REALLY LUMPY AT TIMES TOO, AS THOUGH THERE IS A SENSOR AWAY OR AIR BEING INTAKEN, I GET CHEAP PARTS FROM A FRIEND AND I HAVE REPLACED THE M.A.F, FULL THROTTLE BODY, COILPACK AND LEADS, COOLANT TEMP SENSOR, AIR FILTER, FLEL FILTER, ETC. IT ACTUALLY WENT AWAY BUT HAS NOW RE-STARTED!!! DO I NEED PARTS RE-PROGRAMMED OR REMAPPED OR WHATEVER? PLEASE HELP, AFFECTING FUEL,POWER AND MY SANITY!!!