Hyundai Ioniq 6
A streamlined saloon sharing the E-GMP platform with the Ioniq 5. Extremely efficient but shares the same ICCU hardware vulnerabilities and 12V charging logic bugs.
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Common Faults & Reliability
These are the most common documented problems for the Hyundai Ioniq 6, sorted by their typical impact and frequency.
ICCU Failure & MOSFET Damage
high severityShares the same ICCU risk as the Ioniq 5, where voltage spikes during 12V maintenance or DC charging can damage internal transistors, leading to a blown high-voltage fuse.
12V Maintenance Logic Bugs
medium severityEarly software versions were too conservative with 12V charging cycles, leading to auxiliary battery failure if the car was parked for extended periods with Bluelink active.
Charging port door panel detachment
medium severityThe charge port outer panel retaining hooks can have insufficient engagement, risking the door detaching during use. Hyundai has issued a recall to inspect and fix affected cars by replacing or securing the panel.
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