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Owner complaints · Power Train · every model year

Hyundai Ioniq 5 transmission and drivetrain problems, 2022–2027

252 of the 1,354 complaints owners filed with NHTSA about the Hyundai Ioniq 5 2022–2027 name the transmission and drivetrain (NHTSA’s “Power Train” heading — the transmission, transfer case, driveshafts, axles and differentials — NHTSA files them under one heading). The loudest years: 2022 (84), 2023 (72), 2025 (59). Filed under the same heading across these years: 1 recall campaign. Every figure is a linked federal record; none is a failure rate, none a repair cost, and none a verdict on one car.

252 complaints, 6 model years 19% of everything filed about the Ioniq 5

Hyundai Ioniq 5 transmission and drivetrain problems by model year

Source: NHTSA complaints, recalls, investigations and manufacturer communications

One row per model year on file, newest first. A year marked in depth has its own page: the complaints, the owners’ words and every document under this heading for that year.

Model yearComplaints naming the transmission and drivetrainShare of the year’sTypically atOn file under the heading
20270———the year →
20260———the year →
20255919%——the year →
20243717%—2 TSBsthe year →
2023 in depth7219%—12 TSBs · 1 recallthe record →
2022 in depth8421%—11 TSBsthe record →

Two things the counts carry that are not the car: how many of each year were sold, and how long each has been on the road — an older year out-counts a newer one before anything is wrong with it. The share column is the honest comparison across years: what part of that year’s complaints named the transmission and drivetrain. Nothing here is a rate.

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When the transmission and drivetrain complaints were filed, and at what mileage

Source: NHTSA complaint database
252complaints name the transmission and drivetrain, all years

Filed per calendar year, every model year together: 2022: 2 · 2023: 36 · 2024: 20 · 2025: 82 · 2026: 112

Too few of these complaints carry an odometer reading to say when the problem shows up.

In owners’ own words

Source: NHTSA complaint database

Filed with NHTSA by the people who own these cars, about the transmission and drivetrain, from the model years with the most to say. Quoted as written, with anything identifying removed; unverified reports — what was said, not a finding that it was true.

The vehicle lost traction power, failed to respond to presses to the accelerator and coasted to a stop. It gave no indication on the dash that there were any problems. Putting the car in park and then selecting drive again restored traction power and the car responded to pressing of the accelerator pedal.
Power Train Oct 2, 2023 NHTSA owner report
ICCU failure. The car dashboard display alert "Stop vehicle and check power supply" While trying to drive to the nearest dealership to inspect the alert, the car was limiting to 25mph, and eventually, the car died completely
Power Train Jul 18, 2023 NHTSA owner report
I was pulling into my driveway and I heard a "clunk" and then an error appeared on the dashboard saying "Check electric vehicle system." My 12V battery then died. After recharging the 12V battery with an external charger, the "Check electric vehicle system" message came up again when I started the car, and I could only drive a block or…
Power Train Feb 2, 2025 NHTSA owner report
Our all-electric AWD Hyundai Ioniq 5 has an issue where the rear motor electric oil pump (EOP) overheats and ceases to function when the problem occurs, which disables the rear motor and effectively causes the car to become a front-wheel drive vehicle with a "hesitation" in the acceleration.
Power Train Sep 16, 2024 NHTSA owner report
ICCU failure and fuse, the car became unoperational and needed to stop. The car would no longer charge the 12V battery, and the EV battery would not charge. Hybrid Control Problem Detected at 3,160 miles. DTC P056216
Power Train Jan 28, 2026 NHTSA owner report

What is on file about the transmission and drivetrain, across the years

Source: NHTSA recalls, investigations and manufacturer communications

Recall campaign filed under this heading, any model year

Other systems with a record on the Hyundai Ioniq 5

Source: the same files

Every system, every model year: Hyundai Ioniq 5 problems by year →

From here

Common questions

Source: NHTSA complaint database, recalls and manufacturer communications

Which Hyundai Ioniq 5 years have the most transmission and drivetrain complaints?

2022, 84; 2023, 72; 2025, 59. Raw counts, and an older year has had longer to collect them; by share of each year's own complaints the loudest is the 2022 (21%).

Is there a recall for the transmission and drivetrain on the Hyundai Ioniq 5?

Yes — one campaign is filed under this heading across these model years: 24V065000 (2023). A recall is matched by VIN, and applies to specific years; check yours at nhtsa.gov/recalls.

When do transmission and drivetrain problems show up on the Hyundai Ioniq 5?

Too few of the complaints carry an odometer reading to say.

What does NHTSA's "Power Train" heading cover?

The transmission, transfer case, driveshafts, axles and differentials — NHTSA files them under one heading. Owners choose the heading when they file, so it says which area of the vehicle the complaint is about, not which part failed.