What are the most common problems with the 2012 Infiniti QX56?

Significant recall history, including critical safety systems like airbags and fuel, necessitates verification of completed repairs.

How many recalls does the 2012 Infiniti QX56 have?

The 2012 Infiniti QX56 currently has 5 recalls on file. Review the full recall report to see affected components and available remedies.

Is the 2012 Infiniti QX56 a good buy used?

Verdict: Proceed with caution. Significant recall history, including critical safety systems like airbags and fuel, necessitates verification of completed repairs. A high volume of TSBs (120) suggests numerous potential issues requiring attention over the vehicle's lifespan. Despite zero owner complaints, the extensive recall and TSB activity points to potential reliability concerns. The 5.6-liter V8 engine requires premium fuel, contributing to higher running costs. Combined fuel economy is rated at 16 MPG, indicating high fuel costs for daily driving. Always verify service history, open recalls, and maintenance records before purchasing.

What maintenance costs should I expect for the 2012 Infiniti QX56?

Refer to the maintenance cost guide for interval schedules, DIY difficulty ratings, and typical repair cost ranges for the 2012 Infiniti QX56.

2012 Infiniti QX56 Report

Known issues, recalls, running costs, and what to check before you buy.

Updated Jun 4, 2026Daniel Wilson5 Critical Recalls

Overall Score

Our Verdict

Proceed with caution

Key Takeaways

Significant recall history, including critical safety systems like airbags and fuel, necessitates verification of completed repairs.
A high volume of TSBs (120) suggests numerous potential issues requiring attention over the vehicle's lifespan.
Despite zero owner complaints, the extensive recall and TSB activity points to potential reliability concerns.
The 5.6-liter V8 engine requires premium fuel, contributing to higher running costs.

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Overview

2012 Infiniti QX56

The 2012 Infiniti QX56 is a full-size luxury SUV that offers substantial passenger and cargo space, powered by a robust 5.6-liter V8 engine. It aims for a blend of commanding presence and premium comfort. However, a close examination of its record reveals potential ownership challenges. With five recalls issued and a notable 120 Technical Service Bulletins (TSBs), this model indicates a history of manufacturer attention to various issues. The absence of owner complaints to NHTSA is unusual given this activity, suggesting that problems are more frequently addressed through manufacturer-initiated campaigns or TSBs rather than widespread owner reporting. Buyers should be prepared for potential repair costs and prioritize thorough pre-purchase inspections.

Critical Failure Risk

Recalls have addressed potential rupture or malfunction of driver-side airbag inflator modules. This is a critical safety concern that requires verification of recall completion.

Early detection can help you avoid a $2,000-$5,000 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls5

Service Bulletins0

Full Recall History →

Owner Complaints

No primary complaint themes found.

Detailed Issue Breakdown →

Performance & Efficiency

Fuel Efficiency

Combined

MPG

City

MPG

Highway

MPG

Full Vehicle Specifications ↓

Reliability

Practicality

The score is mainly limited by high fuel consumption.

Buyer Fit

Who This Car Is For

Best for

Buyers prioritizing passenger and cargo space in a luxury package.

+2 more buyer-fit notes in the full report

Avoid if

Budget-conscious buyers seeking minimal unexpected repair costs.

+2 more buyer-fit warnings in the full report

2012 Infiniti QX56 Reliability Analysis

Specs

Vehicle Specs

Fuel Type: Premium
Transmission: Automatic (S7)
Drivetrain: Rear-Wheel Drive
Body Style: Crossover
EPA Combined MPG: 16

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Most Common Issues

1. Airbag Inflator Malfunction

Most reported

Usage data observed

2. Fuel Pressure Sensor Leak

Usage data observed

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter, Drain Plug Gasket) - Tire Rotation and Inspection - Brake Inspection - Fluid Level Check (Coolant, Brake, Power Steering, Washer)

Est. shop cost: $150 - $250

5,000 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist

Complete maintenance schedule (5 service intervals)

Repair forecasts with mileage and cost context

Full buyer-fit guidance and who should avoid it

Full specs and trim-level context

5 recall campaign details & remedy notes

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FAQ

Is the 2012 Infiniti QX56 reliable?

The CarFocal Reliability Score for the 2012 Infiniti QX56 is 8.4/10. Reliability score is 8.4/10. NHTSA recalls: 5. Owner complaints: 0.

How practical is the 2012 Infiniti QX56 for daily use?

Practicality score is 5.0/10. The score is mainly limited by high fuel consumption. EPA combined economy is 16 MPG.

What is the overall score for the 2012 Infiniti QX56?

The CarFocal Overall Score for the 2012 Infiniti QX56 is 6.1/10. Overall score is 6.1/10 (Mixed). Confidence 55%. Maintenance 7.1/10. Practicality 5.0/10.

What does it cost to own and maintain a 2012 Infiniti QX56?

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter, Drain Plug Gasket) - Tire Rotation and Inspection - Brake Inspection - Fluid Level Check (Coolant, Brake, Power Steering, Washer) at 5,000 miles. Estimated first-year maintenance: $1,000 - $1,500. Repair prediction highlight: Airbag System (estimated cost Min: $500 • Max: $1500).

What engine is in the 2012 Infiniti QX56?

Engine specs list 8 • 5.6.

What transmission does the 2012 Infiniti QX56 use?

According to CarFocal's specs for the 2012 Infiniti QX56, transmission is Automatic (S7). The paired drivetrain is Rear-Wheel Drive.

Does the 2012 QX56 require Premium gas?

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2012 Infiniti QX56?

EPA combined estimate is 16 MPG.

What driver assistance and safety features are available on the 2012 Infiniti QX56?

1 standard driver assistance features. Key features include Tire Pressure Monitoring System.

What body style is the 2012 Infiniti QX56?

According to CarFocal's specs for the 2012 Infiniti QX56, body style is crossover.

What drivetrain does the 2012 Infiniti QX56 use?

According to CarFocal's specs for the 2012 Infiniti QX56, drivetrain is Rear-Wheel Drive. Transmission is Automatic (S7).

Are there open safety recalls on the 2012 Infiniti QX56?

This model year has 5 official safety campaigns listed.

Should buyers consider alternatives to the 2012 Infiniti QX56?

Alternatives listed in this guide: 2012 Cadillac Escalade and 2012 Lincoln Navigator.