NHTSA Opens Security Probe Into 2022 Hyundai Ioniq 5 Over Energy Loss

The US Nationwide Freeway Visitors Security Administration (NHTSA) has opened an investigation into the 2022 Hyundai Ioniq 5 for lack of motive energy.

The auto security regulator’s Workplace of Defects Investigation (ODI) mentioned it acquired 30 complaints from house owners of 2022 Hyundai Ioniq 5 EVs, lots of which reported a “loud pop noise adopted by a warning displayed of their dashboard” and instantly skilled a lowered or complete lack of motive energy. 

The NHTSA mentioned it opened a preliminary analysis to evaluate the scope and severity of the potential security defect, which is estimated to have an effect on greater than 39,500 Ioniq 5 EVs.

In a report revealed earlier this month, ODI mentioned it discovered from Hyundai that the failure is said to the ICCU (Built-in Management Charging Unit) that’s chargeable for powering each the HV (Hybrid Car) battery and the LV (low voltage) 12-volt battery.

“Preliminary assessment signifies over-current throughout the ICCU (Built-in Management Charging Unit) can harm transistors (FET) within the LDC (DC-to-DC converter) ensuing within the incapacity to recharge the 12V battery,” learn the report dated June 8.

A Hyundai spokesperson mentioned in an announcement to Automotive Information that the automaker is “totally cooperating” with the investigation and can launch a service marketing campaign in July.

“To handle the priority, Hyundai is launching a service marketing campaign in July that may replace the affected automobile’s software program and exchange the ICCU if vital. We worth our cooperative relationship with NHTSA and have engaged in frequent, open and clear dialogue with the company on this subject.”

A few of the buyer complaints submitted to NHTSA recommend that it is a severe difficulty. One proprietor mentioned his automobile “grew to become utterly unresponsive” as he was utilizing the Ioniq 5’s ADAS touring at 75 mph on a serious freeway. 

“The automobile stopped accelerating, and I used to be unable to renew driving. I used to be compelled to coast to a cease on the aspect of the freeway,” the complainant mentioned of the January 18 incident. “I had my daughter with me and had been I not capable of safely maneuver between the semi vehicles, we might have been killed or severely injured in a excessive velocity crash.”

One other proprietor wrote that their 2022 Ioniq 5 unexpectedly slowed to twenty mph after touring at 40 mph and remained caught at that velocity.

“Regardless of how exhausting I pressed on the accelerator, it didn’t go over … 20 mph,” they mentioned of the February 3 incident. “The dashboard additionally mentioned velocity restricted to twenty mph. I needed to pull over on the aspect of the highway. Flip off the ignition. Then turned it again on. Then the automobile resumed to function as regular. Fortunately there have been no different automobiles round so I might safely pull over,” the complainant added.

Happily, not one of the incidents reported to ODI up to now have been tied to any crashes or accidents. As soon as the NHTSA finishes the analysis, it might both shut the investigation or request the carmaker to difficulty a automobile recall.