YearToAvoid

2009 Acura MDX Engine Problems

NHTSA has 16 owner complaints about engine problems in the 2009 Acura MDX, 31% of all 52 complaints for this model year. That is #12 highest engine complaint count among 20 MDX model years. These complaints report 3 crashes, 1 fire, and 1 injury. Median mileage at failure: 50,000 miles.

Engine complaints
16
31% of 52
Crashes reported
3
Fires reported
1
Injuries reported
1
Median mileage
50,000 mi
Related recalls
0

When 2009 Acura MDX engine complaints were filed

First complaint Nov 25, 2009, latest Jul 6, 2022.

2009 Acura MDX engine complaints: complaints filed per month2Nov 2009Feb 2010Oct 2012May 2014Apr 2015May 2017Jul 2019
16 complaints filed with NHTSA from Nov 2009 to Jul 2022; peak Feb 2010 (2).

Engine recalls for the 2009 Acura MDX

No safety recalls on record for this model year.

Engine complaints by MDX model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200525 (14%)
  2. 200615 (17%)
  3. 200716 (16%)
  4. 20087 (14%)
  5. 200916 (31%)
  6. 201011 (24%)
  7. 201133 (47%)
  8. 201227 (36%)
  9. 201313 (45%)
  10. 201441 (24%)
  11. 20159 (13%)
  12. 2016182 (49%)
  13. 2017112 (44%)
  14. 201864 (39%)
  15. 201982 (44%)
  16. 2020111 (50%)
  17. 202215 (10%)
  18. 20234 (10%)
  19. 20247 (18%)
  20. 202563 (60%)

Frequently asked questions

Does the 2009 Acura MDX have engine problems?
NHTSA has 16 owner complaints about the engine in the 2009 Acura MDX, 31% of all complaints for this model year, including 3 that report a crash. Median mileage at failure is 50,000 miles.
Which Acura MDX year has the most engine complaints?
The 2016 Acura MDX has the most engine complaints (182), compared with 16 for the 2009.
Is there a engine recall for the 2009 Acura MDX?
No NHTSA recall campaign for the 2009 Acura MDX is classified under engine. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.