Hyundai is recalling over 145,000 Ioniq and Genesis vehicles due to a 12-volt battery charging issue that could cause the EVs to lose drive power and increase the risk of a crash.
NHTSA says the cause is the vehicles’ Integrated Charging Control Unit (ICCU), which is likely to get damaged due to an internal electrical fault.
Upon failure of the ICCU, a series of driver warnings appear, and the vehicle activates a “fail-safe” driving mode that slowly reduces drive power over the course of 20 to 40 minutes.
Hyundai will instruct owners to take affected vehicles to dealerships to replace the ICCU and its associated fuse and install new software to prevent overvoltage that could damage the part again. Hyundai told NHTSA that as of November…