Integrated Charging Control Unit (ICCU) failure
ELECTRICAL SYSTEM, ENGINE, FUEL/PROPULSION SYSTEM
14 NHTSA complaints · 2023-04 → 2026-06
“the vehicle's ICCU failed while I was traveling at highway speeds. The ICCU is the primary component that the safety recall was supposed to address, yet it failed anyways. The car suddenly and dangerously reduced propulsion on the freeway, and I had to slowly maneuver the car…”
“While driving car, I heard a "pop" sound coming from the back seat, my ICCU had failed and then there was a sudden loss vehicle power and the car went into a limp mode. The car only had 5,650 miles on it. This is a serious safety hazard”
“I was reversing into my garage when I suddenly heard a loud audible pop from the back seat. I immediately knew that the High Voltage Fuse and the ICCU completely failed. A "Check Electric Vehicle System" warning showed on the dash and a "Stop vehicle and check power supply"…”
“On December 14, 2025 I was driving on the highway when I heard a loud pop noise and the vehicle immediately lost propulsion, resulting in a dangerous situation where the car needed to limp at low speeds to the side of the road”