Forward Collision Avoidance Related Problems of the 2021 Hyundai Sonata

Table 1 shows four common forward collision avoidance related problems of the 2021 Hyundai Sonata. The number one most common problem is related to the warnings (five problems). The second most common problem is related to the automatic emergency braking (five problems).

Table 1. Forward Collision Avoidance related problems of Hyundai Sonata


Recently reported Forward Collision Avoidance problems of the 2021 Hyundai Sonata

The Warnings problem

Will be driving the car and suddenly hear a beep. Then the dashboard will flash with the abs light engine light tire pressure light check blindspot sensors, forward collision sensors. Once all the lights appear on the dashboard, I can no longer accelerate. I’ve cleaned the throttlebody.   Read details...

The Automatic Emergency Braking problem

During a front end collision the car did not auto brake and the air bags did not deploy. The car has been totaled and is currently at a dealership for insurance appraisal.   Read details...

The Adaptive Cruise Control problem

Unknown   Read details...


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



Sonata Service Bulletins
Sonata Safety Recalls
Sonata Defect Investigations