2019 Hyundai Tucson: Front collision avoidance system does not work
Common wear/failure (not a recall)
Symptoms
Owners of the 2019 Tucson report: front collision avoidance system does not work. CarComplaints.com lists 3 owner complaints, average mileage 5,400 miles.
NHTSA has 47 owner complaints for the 2019 Tucson in this area. Examples:
- NHTSA complaint ODI #11767493 (filed 09/28/2026): “The contact owns a 2019 hyundai tucson. the contact stated that while driving 50 mph, there was a burning odor coming from the vents, with the battery warning light illuminated. the vehicle was taken to the service center, where it was diagnosed with alternat…”
- NHTSA complaint ODI #11744669 (filed 06/17/2026): “The 2019 tucson has 60,413 miles. my daughter drives it very low mileage - a couple of miles a day back and forth to school. friday she was driving and the car lost engine power and it stopped driving. no warning lights. there was a cloud of smoke and it sm…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- CarComplaints.com: Front collision avoidance system does not work (2019 Tucson)
- NHTSA complaints API, 2019 Tucson
Page last updated .