2019 Acura MDX lane departure problems
12 owner complaints filed with NHTSA name the lane departure on the 2019 Acura MDX — 7% of all complaints for this model year.
What owners report
“The subject 2019 Acura MDX model includes the tech package which adds several safety features that function through a windshield mounted camara/radar. The system has malfunctioned and none of the safety features are working. The dash displays the following messages: Collision Mitigation System…”
filed Jun 26, 2026
“When I was at 41,528 miles, May 18, the LKAS, ACC & RDMS errors all turned on at the same time. So those systems just stopped working randomly. When I restarted the car, all errors turned off but it turned on again after 10 days, May 28 with 91,966 miles. I brought it to the Acura dealership and…”
filed Jun 3, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Lane Departure problems in other MDX years
| Year | Reports | Share |
|---|---|---|
| 2025 MDX | 1 | 1% |
| 2024 MDX | 2 | 6% |
| 2022 MDX | 7 | 5% |
| 2020 MDX | 16 | 8% |
| 2018 MDX | 15 | 9% |
| 2017 MDX | 17 | 7% |
| 2016 MDX | 14 | 4% |
| 2014 MDX | 1 | 1% |
Other reported problem areas on the 2019 Acura MDX
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.