There are 4 stored owner reports matching the driver assist & adas leading-label group for the 2018 Hyundai Sonata in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)BSD system stopped working one day along with the Rear Cross Traffic Alert.The button which operates system does not come and system does not work. Warning lamp lit on instrument panel and said" check B SD system" meaning the whole system doesn't work. Took to my local shop and they couldn't repair as they stated the system is a proprietary system the had no software. service bulletin #19-BE-009H was issued in 5-19 by Hyundai for this issue with car. So there is a know problem
Warning lights keep coming on for ABS and Blind Spot Detection. Please help as I know this has been recalled in other 2018 Sonatas. So why is my VIN # not included in these recent recalls?? I FEAR for mine and my daughter's safety as she turned 16 in February 2023 and started driving this car in August 2023. PLEASE HELP!!
RIGHT WHEEL SPEED SENSOR FAILED IN FEB 2023 NOW LEFT REAR WHEEL SENSOR HAS FAILED IN AUG HAS 50486 MILES
TL* THE CONTACT OWNS A 2018 HYUNDAI SONATA. THE CONTACT STATED THAT THE EARLY DETECTION, FORWARD WARNING, COLLISION WARNING, AND AUTOMATIC BRAKING FEATURES WERE INOPERABLE. THE VEHICLE WAS TAKEN TO GREAT LAKES HYUNDAI (9630 OH-14, STREETSBORO, OH 44241, (330) 422-1212) TO BE DIAGNOSED, BUT THE MECHANIC WAS UNABLE TO RETRIEVE A FAULT CODE OR DUPLICATE THE FAILURE. THE CONTACT WAS ALSO INFORMED THAT THE EARLY WARNING SENSORS COULD NOT BE RE-CALIBRATED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 300. *TT *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.