2011 Acura MDX Problems: 2 Known Issues
2011 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated October 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2011 Acura MDX has 2 documented known issues, with 1 rated critical. The most serious is J37 Oil Consumption, Spark Plug Fouling, and Active Motor Mount Failure ($400-$3,500 repair). Across all issues with published estimates, repair costs range from $350 to $3,500. DIY maintenance guides at au7o.io.
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All 2 Known Issues
NHTSA Recalls3 recalls
AIR BAGS
HONDA IS RECALLING CERTAIN MODEL YEAR ACURA 2010 MDX VEHICLES MANUFACTURED BETWEEN OCTOBER 7, 2009 AND NOVEMBER 14, 2009. A BOLT USED TO ATTACH AN INTERIOR TRIM PIECE TO EITHER THE DRIVER'S OR PASSENGER'S SIDE A-PILLAR MAY NOT HAVE BEEN INSTALLED DURING MANUFACTURING.
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022 Honda Insight, Passport, 2020 Honda CR-V Hybrid, 2018-2019 Honda Clarity PHEV, Fit, and 2015-2020 Honda Accord Hybrid, Pilot, Acura NSX vehicles. The fuel pump inside the fuel tank may fail.
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
HONDA IS RECALLING CERTAIN MODEL YEAR 2012 PILOT AND ACURA MDX VEHICLES. THE VENT SHUT FLOAT (VSF) VALVE CASE IN THE FUEL TANK ASSEMBLY DOES NOT MEET THE DESIGN SPECIFICATIONS.
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Frequently Asked Questions
What are the most common Acura MDX problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2011 Acura MDX has 2 documented issues. The most frequently reported are: J37 Oil Consumption, Spark Plug Fouling, and Active Motor Mount Failure, Power Steering High-Pressure Hose Cracking and Rack 'Morning Sickness' — Generation-Specific Fitment. Of these, 1 is rated critical and should be addressed promptly.
Is the Acura MDX reliable?
The 2011 Acura MDX has 2 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: J37 Oil Consumption, Spark Plug Fouling, and Active Motor Mount Failure. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Acura MDX problems?
Repair costs for known Acura MDX issues range from $350 to $3,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, J37 Oil Consumption, Spark Plug Fouling, and Active Motor Mount Failure, typically costs $400-$3,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2010-2013 Acura MDX J37 Oil Consumption, Spark Plug Fouling, and Active Motor Mount Failure?
The 2010–2013 MDX J37A1 can develop oil consumption and spark-plug fouling from piston-ring or cylinder sealing problems. Separately, its front and rear active hydraulic engine mounts can leak or collapse, causing idle vibration and a clunk when shifting. Diagnose these as separa… Repairs typically run $400-$3,500. Severity: high.
What is the 2001-2013 Acura MDX Power Steering High-Pressure Hose Cracking and Rack 'Morning Sickness' — Generation-Specific Fitment?
First- and second-gen MDX power-steering high-pressure hose deteriorates and cracks at the metal-to-rubber crimp, weeping Honda PSF onto the subframe and causing whine, low-fluid warnings, and eventually pump damage. Internally, the rack develops 'morning sickness' - stiff steeri… Repairs typically run $350-$1,800. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.