Forward Collision Avoidance Problems of Hyundai Tucson

The contact purchased a 2025 Hyundai Tucson. The contact discovered a mileage discrepancy after purchasing the vehicle. The vehicle was a dealer sale. At the time of purchase, the vehicle mileage was 77. It was later discovered that the mileage on the title was 143. The contact also stated that while driving at an undisclosed speed, the hazard lights and forward collision avoidance warning lights unexpectedly illuminated without any vehicles nearby. The vehicle was taken to the dealer, but was not diagnosed nor repaired. The contact was informed by the dealer that the failure could not be duplicated. The manufacturer was made aware of the failure. The approximate failure mileage was 4,000.

The contact owns a 2025 Hyundai Tucson. The contact stated that while driving 55 mph, the contact attempted to switch lanes, and the forward collision avoidance feature intermittently activated, bringing the vehicle to a complete stop. The contact started to experience neck pain from the consistency of the failure, but did not seek medical attention. The failure had occurred on several different occasions. No warning lights were illuminated. The vehicle was taken to a dealer, where it was diagnosed that the vehicle was performing as designed. The vehicle was not repaired. The contact stated that she was concerned that the brakes would sustain damage over time due to the constant failures. The manufacturer was notified of the failure and stated that if the contact permanently disabled the forward collision avoidance feature, the warranty would be affected. The failure mileage was approximately 8.

The contact owned a 2019 Hyundai Tucson. The contact stated while driving 45 mph, the forward collision avoidance warning light illuminated. The contact stated that the vehicle automatically brake, independently without the brake pedal being depressed. The vehicle was taken to an independent mechanic where several codes were illuminated and advised the contact to take vehicle to the local dealer. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was 16,803.

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The contact owns a 2023 Honda Tucson. The contact stated that while driving at 74 mph with cruise control activated, the forward collision warning system activated, after which the vehicle applied automatic emergency breaking, rapidly reducing the vehicle's speed. The contact was able to regain control of the vehicle by lightly tapping the brakes, thereby deactivating the emergency systems. The vehicle returned to normal functionality, but the failure became a regular occurrence. No warning lights were illuminated. The vehicle was taken to the dealer, who was unable to duplicate the failure but informed the contact that they would disable the forward warning collision system pending a diagnosis. The vehicle was not repaired. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 13,000.

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The contact owns a 2023 Hyundai Tucson. The contact stated that while driving approximately 70 mph, the vehicle experienced phantom braking without another vehicle or object being nearby. The contact deactivated the system and was able to drive the vehicle safely. The contact stated that the failure recurred several times without warning. The vehicle was taken to the dealer who determined that the bracket supporting the sensor had detached, causing the system failure. The vehicle was not repaired. The contact deactivated the forward collision avoidance system. The manufacturer was made aware of the failure and opened a case. The contact was referred to the NHTSA hotline. The approximate failure mileage was 100.

The contact's father owns a 2020 Hyundai Tucson. The contact's father stated that while driving at various speeds, the forward collision avoidance message was displayed; however, there was no other vehicle nearby. The vehicle was taken to a local dealer, where it was diagnosed that an unknown sensor needed to be replaced; however, the contact's father was made aware that there was a backorder on the part. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 5,000.

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The contact owns a 2022 Hyundai Tucson . The contact stated that when the collision avoidance system (cas) is engaged while driving at various speeds, the vehicle abruptly stops or jerks to the right or left. Additionally, both the dashboard meter display and the car head unit went black. The contact stated that the wheel was firmly griped and the vehicle was veered to the side of the road. The contact also stated that although the collision avoidance system had been disabled, it had automatically turned on. The vehicle was taken to the dealer but was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 500.

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The contact owns a 2016 Hyundai Tucson. The contact stated that the forward collision avoidance system did not function as designed. The contact stated that the vehicle was supposed to chime with a warning indicator stating that the sensor was obstructed. After manually blocking the sensor, it did not function. The vehicle was taken to the dealer three times, but the failure could not be diagnosed due to no error codes. The manufacturer was notified of the failure. The failure mileage was approximately 3,113.

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