2012 Infiniti FX50 Problems: 5 Known Issues
2012 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated November 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2012 Infiniti FX50 has 5 documented known issues, with 2 rated critical. The most serious are Steering Lock Module Failure / No-Start ($400-$1,200 repair) and Sunroof Drain Leak Causing BCM/Electrical Problems ($150-$1,800 repair). Across all issues with published estimates, repair costs range from $40 to $1,800. DIY maintenance guides at au7o.io.
2012 · All trims · All engines
Choose the year and equipment for your written issues and visual request.
No email neededHow interest is saved
Interest applies to the selected vehicle and configuration; it is not a reservation. Voting stores a first-party identifier for up to 180 days to prevent repeat votes. No account or email is needed. Clearing cookies or using another device may count separately. Privacy
Visual coming soon
Your interest helps us choose what to build next.
Visual Known Issues · Coming soon
$4.99/month plus taxes at launch · No payment today
All 5 Known Issues
Join 600+ people using Au7o to better understand their vehicles.
Don't see your problem? Describe your symptoms to get a diagnosis, or get a full repair guide.
Other Infiniti Models
Frequently Asked Questions
What are the most common Infiniti FX50 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2012 Infiniti FX50 has 5 documented issues. Documented issues include: Steering Lock Module Failure / No-Start, Sunroof Drain Leak Causing BCM/Electrical Problems, Brake Rotor Warping / Brake Judder. Of these, 2 are rated critical and should be addressed promptly.
Is the Infiniti FX50 reliable?
The 2012 Infiniti FX50 has 5 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: Steering Lock Module Failure / No-Start and Sunroof Drain Leak Causing BCM/Electrical Problems. 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 FX50 problems?
Repair costs for known Infiniti FX50 issues range from $40 to $1,800, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Steering Lock Module Failure / No-Start, typically costs $400-$1,200 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2009-2013 Infiniti FX50 Steering Lock Module Failure / No-Start?
A known Nissan/Infiniti issue on this era is failure of the electronic steering lock (ESCL/steering lock control unit), which can prevent the vehicle from recognizing the ignition sequence and leave the FX50 in a no-start condition. Owners report the problem as an intermittent or… Repairs typically run $400-$1,200. Severity: high.
What is the 2009-2013 Infiniti FX50 Sunroof Drain Leak Causing BCM/Electrical Problems?
Clogged or poorly routed sunroof drains can allow water to enter the cabin, often soaking carpet, wiring connectors, and body control electronics. On the FX platform, owners commonly report water intrusion leading to electrical malfunctions, musty interior odor, and intermittent… Repairs typically run $150-$1,800. Severity: high.
What is the 2009-2013 Infiniti FX50 Brake Rotor Warping / Brake Judder?
Infiniti service bulletin ITB00-024I applies to all Infiniti vehicles and defines brake judder as vibration felt through the vehicle, steering wheel or brake pedal while braking. The bulletin identifies rotor thickness variation and/or rotor runout as the cause; brake-pedal pulsa… Severity: medium.
What is the 2009-2013 Infiniti FX50 Premature Front Suspension Wear?
The FX50's weight, large wheels, and performance-oriented suspension contribute to wear in front control arm bushings, ball joints, and sway bar end links. Owners report clunks over bumps and looseness in the front end as mileage climbs. Repairs typically run $400-$1,500. Severity: medium.
What is the 2009-2013 Infiniti FX50 EVAP Leak / Check Engine Light from Fuel Vapor Components?
Owners occasionally report check-engine lights caused by EVAP system leaks, often related to the gas cap, purge control valve, vent valve, or associated hoses. These faults usually do not affect drivability much, but they can prevent emissions readiness and trigger recurring warn… Repairs typically run $40-$450. Severity: low.
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.