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					Originally Posted by Russ1234570  A cigarette got sucked into the air filter burnt half of the air filter ,melting the plastic on the air filter frame ,not the housing, which then is making the car seem staved of fuel,and a loud  popping ,on idle ,I would estimate about 2 inches of plastic got sucked in Any advice would be welcomed, I am a watchmaker and have some knowledge of  cars , is it a drop the engine or 1st check air intake system, would the o2 sensors need to be replaced ,one was playing up before this new problem
 Thanks Russ
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This does happen.  There is a screen between the air filter housing and the maf that smooths airflow to the maf.  It is now probably loaded with plastic goo.  Replace the air filter, screen, and MAF and test the car.  Probably all it is.