Tl* the contact owns a 2012 Infiniti qx56. The contact stated that while driving 60 MPH and slightly applying the brakes, the brakes seized, causing the vehicle to stop instantly. The contact stated that once the vehicle came to a complete stop, the brakes released and the vehicle functioned properly. The vehicle was taken to a dealer for inspection but they were not able to diagnose the failure.…
2012 INFINITI QX56 brakes problems
moderate 4 complaints filed with NHTSA · avg repair $450 · see brakes across all vehicles →
Complaints
4
Recalls
0
Avg fix
$450
When does it fail?
Of the 4 brakes complaints filed for the 2012 INFINITI QX56, here's the actual mileage breakdown — failures cluster heaviest at 0-25,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Of the 5 model years of INFINITI QX56 we track for brakes problems, this one has the fewest owner complaints on file (4).
No new NHTSA brakes complaint has been filed on this vehicle in over 13 years — the issue may be aging out of the active population.
What owners are reporting 3 most recent
The standard qx56 comes with more than adequate room for any size shoe on the accelerator pedal. Less than 10% of the qx models are ordered with the technology package. This package includes a design feature that causes the gas pedal to push back against the operators foot if the radar senses that the vehicle is closing distance too quickly on the vehicle ahead. The mechanical/electrical…
When I'm stopped at a light the vehicle will start to roll forward unexpectedly and extra pressure needs to be applied to the brake pedal to prevent the vehicle from moving, at this point the brake pedal is almost at the floor and pumping the pedal a few times will restore the brakes to a normal feel. The Infiniti dealer states this is a normal condition and repairs are not needed. This has been…
Had brakes trouble with your 2012 INFINITI QX56?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the brakes problem on the 2012 INFINITI QX56?
It's a documented issue but not catastrophic. 4 complaints have been filed. Repairs average $450 and most owners catch it before it causes a breakdown.
At what mileage does the brakes typically fail?
Based on the 4 complaints filed, brakes issues most often appear around 30,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $450 for brakes repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to brakes?
No active recalls currently cover brakes issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2012/INFINITI/QX56.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.