Over-sensitive auto-headlight and wiper rain sensors are considered normal. Various squeaks and rattles develop within warranty period, most from cabin trim but some from suspension components. Stereo, radiator fans, door seals and steering rack all known to fail. Early models have ignition coil failure, just like previous-generation models, so some owners carry extra ignition coils to avoid getting stranded. FSI engines require 98+ octane sulphur-free petrol, otherwise problems expected. Some report that radio may turn on and drain battery even when parked. Some a/c compressor and condenser failures reported in GTI model. Many having problems with DSG automanual gearbox, due to failure of "Mechatronic Control Module." Turbo oil seals fail in GTI models as soon as warranty is up.