2019 Acura MDX problems and complaints
Owners have filed 190 complaints with NHTSA about the 2019 Acura MDX. The most-reported areas: Engine (48), Electrical System (41), Power Train (31).
Key takeaways
- 190 owner complaints on file with NHTSA.
- 4 involve a crash, 3 a fire, 3 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 48 | 25% |
| Electrical System | 41 | 22% |
| Power Train | 31 | 16% |
| Engine And Engine Cooling | 30 | 16% |
| Unknown Or Other | 25 | 13% |
| Forward Collision Avoidance | 22 | 12% |
| Fuel System | 22 | 12% |
| Gasoline | 22 | 12% |
| Fuel/Propulsion System | 21 | 11% |
| Lane Departure | 14 | 7% |
| Vehicle Speed Control | 10 | 5% |
| Service Brakes | 9 | 5% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2019 Acura MDX SUV AWD | 5/5 | 5/5 | 5/5 | 4/5 |
| 2019 Acura MDX SUV FWD | 5/5 | 5/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Forward Collision Avoidance,lane Departure - filed 2026-10-08
Many customers complained about the LKAS Camera overheating and faulty.
Engine - filed 2026-10-07
Dec. 16, 2025, took Acura into the dealership because Check Engine light kept coming on. They did a full inspection and said I needed to have the purge valve replaced and that it was nearing time to have other services: transmission service, front transfer case, rear differential, brake fluid, timing belt, spark plugs,...
Electrical System,forward Collision Avoidance,lane Departure - filed 2026-09-17
the camera system located above the rear view mirror failed and caused a warning light for the lkas system. adaptive cruise control, lane keeping did not work because of it. the unit had to be replaced. this seems to be a fairly common issue with this mdx version, based on forums
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More for the 2019 Acura MDX
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.