One problem related to instrument panel has been reported for the 2013 Hyundai Sonata Hybrid. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2013 Hyundai Sonata Hybrid based on all problems reported for the 2013 Sonata Hybrid.
The 2013 Hyundai Sonata Hybrid's speedometer reports 5 mph lesser than the actual speed. I have tested the speedometer against 3 different radars that are part of some of the speed signs in oregon. I first realized this when I felt I was traveling faster than what the speedometer reported.