After receiving complaints of decreased brake effectiveness in certain 2009-2012 Genesis Sedans, Hyundai has identified the problem as corrosion in the Hydraulic Electronic Control Unit (HECU) module.

The subject vehicles may have been filled with a brake fluid with insufficient corrosion inhibitors. Over time, the problem could lead to a gel buildup on the HECU module’s valves resulting in a soft brake pedal and reduced braking effectiveness. Increased stopping distances can substantially increase the risk of an accident. Continue reading