DTC Description
WARNING: This page is about a different car, the 2016 Hyundai Sonata and 2015 Hyundai Sonata. However, it is still accessible from the selected car via links, so may be relevant.
The EPB Module sets DTC C150101 when EPB switch circuit or wiring has problem.
This DTC may be intermittently caused by an unusual operation of EPB switch. (switch is controlled too much, pulled or pushed for 90 seconds or pulled/pushed slowly)