One problem related to ignition has been reported for the 2012 Hyundai Sonata. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Hyundai Sonata based on all problems reported for the 2012 Sonata.
2012 Hyundai Sonata. Consumer states concern with electronic ignition system and the lack of an engine kill switch. The consumer stated he had no way of shutting down the vehicle if the computer system accelerated or if he encountered a stuck gas pedal. The consumer wants to know, that he has a positive means of manually shutting down the vehicle in an emergency situation. The consumer would like a clear explanation of the push button engine star/stop switch. He would like to know is it a computer function or a manual electrical disconnect to the vehicle electronics. Also, if it is a computer function, will the dealer install a manual toggle switch under the dash that will kill all electrical power to the vehicle.