Which parts fail
Components named in complaints (automatic emergency braking, adaptive cruise, lane keeping, backup camera).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2026 Hyundai Tucson owners, lightly cleaned up (personal details are redacted by NHTSA).
updated software. The vehicle stated that while driving, there was a vehicle in from, the vehicle was slowing down, the contacts vehicle unexpectedly stopped with causing the collision alert to prematurely activate and the vehicle behind rear ended. The incident occurred in bumper to bumper traffic. The bumper, trunk door broke and glass of back windshield was completely shattered due to the impact. No air bags deployed. Collision Alert warning illuminated on the dashboard. The vehicle was taken to an independent mechanic where the vehicle had not been diagnosed or repaired. The The manufacturer was not notified of the failure. 3,700
Forward collision Warning and Automatic Emergency Braking systems failed on 5/13/2026. Driving at a low rate of speed, approximately 15mph in a roundabout traffic circle with no other vehicles in front of the vehicle, sunny dry weather, 740am. Proceeded into traffic circle and FCA engaged and hard braking occurred for instantaneous stop and my vehicle was hit in the rear by a school bus. Air bags did not deploy. No recall on the vehicle at time of accident. Recall issued 6 days after accident for FCA. After contacting insurance company, Hyundai was contacted and made aware of the incident and safety concerns. The vehicle was towed to the dealership that evening and the next day I was advised that they could not check out the vehicle prior to having the collision repaired. …
What component or system failed or malfunctioned, and is it available for inspection upon request? Forward Collision Warning How was your safety or the safety of others put at risk? The car braked on the highway and caused me to get rear ended. Has the problem been reproduced or confirmed by a dealer or independent service center? No Has the vehicle or component been inspected by the manufacturer, police, insurance representatives or others? No Were there any warning lamps, messages or other symptoms of the problem prior to the failure, and when did they first appear? This occurred twice in the same day, the second time it caused an accident. The first time was on a busy highway, someone braked going 75 mph in front of me and the car "over reacted" and braked so hard the people behind me had to swerve around me. …
The contact owns a 2026 Hyundai Tucson. The contact stated that the vehicle was serviced under NHTSA Campaign Number: 26V316000 (Forward Collision Avoidance), but the failure persisted after the recall repair. While driving at 30 MPH, the vehicle independently braked to a complete stop without cause. Additionally, the rearview camera remained active on the display for 30 to 50 seconds while driving forward. The contact stated that the failures were recurrent. The dealer was contacted. The manufacturer was made aware of the failure, and the case was currently pending an escalated resolution. The failure mileage was approximately 6,275.
The contact owns a 2026 Hyundai Tucson. The contact stated that while driving 45-50 MPH, the vehicle experienced phantom braking, causing the brakes to suddenly apply roughly. The contact stated that the failure had persisted and recurred while driving at 35 MPH. The collision light was illuminated. The contact sustained a shoulder injury due to the sudden braking, but the contact did not receive medical assistance. The vehicle was taken to the local dealer, who was unable to duplicate the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 4,000.
The contact rented a 2026 Hyundai Tucson. The contact stated that while driving and merging onto traffic on a highway, the brake pedal was slightly depressed and the vehicle overcorrected the brake, and abruptly stopped, causing the vehicle to be rear ended. There were no injuries sustained. A Police report was filed. The vehicle was driven away from the scene and was returned to the rental agency immediately. The contact was then advised that the vehicle was included in NHTSA Campaign Number: 26V316000 (Forward Collision Avoidance). The manufacturer was not notified of the failure. The failure mileage was unknown.
On May 14, 2026 at approx 6:00 PM, driving 2026 Hyundai Tucson on North Lamar Blvd, Austin TX at approx 30 mph, vehicle applied brakes suddenly with no obstacle ahead. Forward Collision Avoidance system activated unexpectedly. Vehicle was immediately struck from behind. Rear-end collision caused total loss ($54,295 repair estimate). No injuries. Police report filed. On May 23, 2026 discovered open Manufacturer Recall 302 for FCA system increased sensitivity causing sudden braking. Incident occurred 4 days before recall was issued.
The contact owns a 2026 Hyundai Tucson. The contact stated that while driving on several occasions at various speeds with the Forward Collision Avoidance system activated, the system failed to warn of other vehicles or possible danger. The vehicle nearly collided with another vehicle while testing the feature. No warning lights illuminated. The vehicle was taken to a dealer, where the failure could not be replicated. The manufacturer was not notified of the failure. The failure mileage was 17.
I was in stop and go traffic on the highway. The car in front of me started going and I did as well. At this point, I was at least 3 car lengths behind them. They braked fairly quickly and I was as well. When I was braking, the FCA emergency braking enabled super prematurely. The result of the emergency braking caused the vehicle behind me to rear end me. My car has since been repaired, however this is super disappointing on a brand new car with 500 miles.
My Gf was driving car coming up on stopped traffic when automatic braking engaged slamming on brakes for no reason causing the car behind to rear end my vehicle, My Gf was transported to hospital with 4 broken ribs with each rib having multiple fractures, She was in ICU for 2 days and total of 4 days. She has had to go back for another 1 day stay for pain and breathing difficulty.
Related recalls
Forward collision avoidance › Automatic emergency braking
Hyundai Motor America (Hyundai) is recalling certain 2025-2026 Santa Cruz, Tucson, Tucson Hybrid, and Tucson Plug-In Hybrid Electric (PHEV) vehicles. Software in the front cameras may cause the forward collision avoidance system to activate prematurely and unexpectedly apply the brakes.
Remedy: Dealers will update the front camera software, free of charge. Owner notification letters are expected to be mailed July 17, 2026. Owners may contact Hyundai customer service at 1-855-371-9460.
Collision Avoidance complaints in other Tucson years
Frequently asked questions
How common are collision avoidance problems on the 2026 Hyundai Tucson?
NHTSA has 37 complaints about the driver assistance of the 2026 Hyundai Tucson, 59% of the model year's 63 complaints. The component named most often is warnings (19 mentions).
Is there a recall for 2026 Hyundai Tucson collision avoidance problems?
Yes — NHTSA recall 26V-316 (automatic emergency braking, May 18, 2026). Recall repairs are free at authorized dealers.
At what mileage do 2026 Hyundai Tucson collision avoidance problems start?
Half of the complaints with a recorded mileage happened before about 4,000 miles, and 100% before 25,000 miles.
Is it dangerous?
Owners linked 12 crashes, 0 fires and 5 injuries to driver assistance problems on this model year. If you notice symptoms, have the car checked before driving further.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.