Infiniti M56 Problems: 5 Issues Every Owner Should Know
According to Au7o's analysis of 0+ owner reports, the 2011-2013 Infiniti M56 has 5 documented known issues, with 2 rated critical by the Au7o research team. The most serious are Timing Chain Guide Wear / Chain Noise ($2,500-$5,000 repair) and Radiator / Cooling Fan Module Failure ($700-$1,800 repair). Across all issues, repair costs range from $80 to $5,000. Full technical analysis and DIY maintenance guides at au7o.io.
NHTSA Recalls (3)
POWER TRAIN:DRIVELINE:DRIVESHAFT
Nissan North America, Inc. (Nissan) is recalling certain 2011-2013 Infiniti M56, 2012-2013 M35 Hybrid, and 2014 Q70 and Q70 Hybrid vehicles. These models, equipped with 2WD and with a hybrid or VK56 powertrain, have a driveshaft that may break.
FUEL SYSTEM, GASOLINE
Nissan North America, Inc. (Nissan) is recalling certain model year 2012-2014 Nissan Juke, 2012-2013 Infiniti M56, QX56, and 2014-2015 Infiniti Q70 (V8 engine vehicles only), and QX80 vehicles. The fuel pressure sensors may not have been sufficiently tightened during production. As a result, the fuel pressure sensor may loosen with vehicle usage and cause a fuel leak.
POWER TRAIN:DRIVELINE:DRIVESHAFT
Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft can fatigue and break.
Recall data from NHTSA (National Highway Traffic Safety Administration). Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.
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All 5 Known Issues
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Frequently Asked Questions
What are the most common Infiniti M56 problems?
According to Au7o's analysis of 0+ owner reports, the 2011-2013 Infiniti M56 has 5 documented issues. The most frequently reported are: Timing Chain Guide Wear / Chain Noise, Radiator / Cooling Fan Module Failure, Front Lower Control Arm / Tension Rod Bushing Wear. Of these, 2 are rated critical and should be addressed promptly.
Is the Infiniti M56 reliable?
The 2011-2013 Infiniti M56 has 5 known issues documented across 0+ owner reports. 2 issues are rated critical: Timing Chain Guide Wear / Chain Noise and Radiator / Cooling Fan Module 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 Infiniti M56 problems?
Repair costs for known Infiniti M56 issues range from $80 to $5,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Timing Chain Guide Wear / Chain Noise, typically costs $2,500-$5,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
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Get Started FreeContent 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.