Forward Collision Avoidance Related Problems of the 2020 Hyundai Sonata

Table 1 shows three common forward collision avoidance related problems of the 2020 Hyundai Sonata. The number one most common problem is related to the warnings (eight problems). The second most common problem is related to the forward collision avoidance (one problem).

Table 1. Forward Collision Avoidance related problems of Hyundai Sonata


Recently reported Forward Collision Avoidance problems of the 2020 Hyundai Sonata

The Warnings problem

My 2020 Hyundai Sonata has a recurring defect in its engine or transmission, causing sudden deceleration to ~10 mph without warning, often on major highways, with warning lights (check engine, esc, traction control, etc. ) flashing seconds before the car decelerates.   Read details...

The Forward Collision Avoidance problem

The contact leased a 2020 Hyundai Sonata. The contact state that the radar in the vehicle interacted with the radar in Ford vehicles. While parking in a parking spot there was a beeping sound detected.   Read details...

The Adaptive Cruise Control problem

Gases from the dashboard heating cause a film to form between the windshield and the camera. Because of this, in heavy direct sunlight, lane keep assist toggles on and off without warning causing unintended lane departures with out warning.   Read details...


Forward Collision Avoidance related problems in other Hyundai Sonata model year vehicles:



Safety Ratings of Sonata Cars
Fuel Economy of Sonata Vehicles
Sonata Service Bulletins
Sonata Safety Recalls
Sonata Defect Investigations