2018 Acura MDX lane departure problems
17 owner complaints filed with NHTSA name the lane departure on the 2018 Acura MDX — 10% of all complaints for this model year.
What owners report
“The vehicle was being driven and the dashboard was lit up with all the systems in error related to ACC (Adaptive Cruise Control)”
filed Sep 14, 2026
“The car has started with an auto high beam, lane assist, lane departure, crash mitigation, adaptive cruise lights coming on one after the other noting there are issues with the systems and they are disabled. Code is U3000 using a scanner noting Multipurpose Camera Unit Internal Electronic Failure…”
filed Aug 9, 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 | 5% |
| 2022 MDX | 7 | 5% |
| 2020 MDX | 19 | 9% |
| 2019 MDX | 13 | 7% |
| 2017 MDX | 19 | 7% |
| 2016 MDX | 14 | 4% |
| 2014 MDX | 1 | 1% |
Other reported problem areas on the 2018 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.