An engine misfire may develop from one or more cylinders resulting in a loss of power and illumination of the Check Engine Light. Our technicians tell us that ignition coil failure is a common cause for this concern. On high mileage vehicles it may be wise to consider replacing all of the ignition coils if one fails to try and avoid future misfire issues on another cylinder.
Car problem reports
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Most reported 2009 Audi A3 problems
A no start condition may occur with a fuel pressure sensor fault code is stored in the powertrain control module (PCM). This problem is commonly caused by a faulty fuel pressure sensor which should be replaced.