KnownCarProblems2019 Infiniti QX50 Problems and Recalls
Owners filed 145 complaints with NHTSA about the 2019 Infiniti QX50, most often about the engine (61% of complaints, typically around 81,000 miles). It is the most complained-about QX50 model year since 2000 and has 3 recalls.
Most common 2019 Infiniti QX50 problems
Engine
89 complaints · 61%Half of these problems showed up before 81,000 miles.
The contact owns a 2019 Infiniti QX50. The contact stated that while driving 60 MPH, there was an abnormal knocking sound coming from the vehicle with the check engine warning light illuminated. The vehicle was taken to two separate dealers. The vehicle was later towed to an independent mechanic, and a diagnostic test…
The contact owns a 2019 Infiniti QX50. The contact received notification of NHTSA campaign number: 25v437000 (engine and engine cooling); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact…
Other or unspecified
20 complaints · 14%Half of these problems showed up before 5,500 miles.
Vehicle malfunctions randomly while driving or at a stop light and all of the driver assist/safety assist functions show error messages. It also happens while on the highway. I don't know if the car will stop on the highway.
Back in june 2019 when this vehicle had about 5000 miles, I began to feel shortness of breath and light headedness, until one day while driving home on a very hot day, I began to lose consciousness while driving. I took the car to Infiniti and even after 60 days, they had no clue what was going on. They called one of…
Electrical
17 complaints · 12%Half of these problems showed up before 7,000 miles.
The contact owns a 2019 Infiniti QX50. The contact stated while driving at 65 MPH, there was a loud, abnormal popping sound coming from the vehicle. Soon after the popping sound was heard, a bright flashed from the instrument panel. The instrument panel went blank had gone blank with a blue streak across the screen.…
My wife opened the rear liftgate using the outside electronic door switch on the liftgate. The liftgate electrically fully opened. My wife started to load items into the rear of the SUV. The door electrically closed on its own. The door struck the back of my wife's head before she could get out of the way. The door…
Transmission
17 complaints · 12%When driving the car or when the car is not moving ex: waiting at an intersection the car has gone from the drive mode to neutral for no apparent reason..this has happened on 3 different occasions most recently on 3/2/19..I want to check to see if others with same vehicle are having the same problem. Went to pull out…
Car would not drive upon pressure of the gas pedal placing driver in immediate danger. Driver pulled over multiple times, shifted car into park and turned car off, proceeded to attempt to drive again. After fourth time, the transmission/engine responded. This car was returned to autonation Infiniti of tustin two days…
Driver assistance
17 complaints · 12%Parts named most often: automatic emergency braking, warnings.
While driving down a four lane highway at 50 MPH. The car suddenly applies emergency braking when nothing was in front of the car. If another car is behind this vehicle and this happens, there will be a major accident. This has happened on 3 occasions total.
Brakes
11 complaints · 8%The forward emergency breaking(feb) with pedestrian detection and predictive forward collision warning(pfcw) did not activate when I was starting up from a 4 way stop sign intersection on a city street. My 2019 QX50 was in motion when it crashed into another vehicle on the passenger door and wheel well. Airbags did…
This is now the 2nd time this happened!! The car slams on the brakes as if someone is right in front of the car randomly. I was driving around 40mph and no one was in front or next to me, the car randomly slams on the breaks and it takes a few seconds for the car to release the breaks and allows you to start moving…
Speed control
7 complaints · 5%Parts named most often: accelerator pedal.
Vehicle malfunctions randomly while driving or at a stop light and all of the driver assist/safety assist functions show error messages. It also happens while on the highway. I don't know if the car will stop on the highway.
While driving, the vehicle will decline in acceleration and you can not increase acceleration. When turning the vehicle off, the car will proceed at a slow pace. Infiniti dealer told me that I needed to let the car warm up for 30 minutes. The engine makes noise as if the vehicle is in neutral. At times, once taking…
Fuel system
6 complaints · 4%After turning off the engine of my QX50 Infiniti 2019 when entering my garage, a very strong gas odor exists for many hours afterwards the car has been brought back several times for the problem and Infiniti has tried different parts after replicating the problem in their dealership however, there does not seem to be…
Strong gas smell in garage. Car had been parked inside garage for at least 5 hours. The smell was so strong that the garage door had to be opened for circulation. Did not see any actual fluid on floor of garage or near fuel/gas cap area. Not a regular occurrence, but extremely concerning.
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2019 Infiniti QX50 recalls
Engine: hard parts internal/mechanical
Risk: Engine failure increases the risk of a crash. A bearing failure may cause a breach in the engine block, allowing hot oil to be discharged, increasing the risk of an engine fire.
Fix: Dealers will reprogram the engine control module (ECM) software, free of charge. Owner letters were mailed april 8, 2026. Owners may contact nissan's customer service at 800-647-7261 or infiniti's customer service at 1-800-662-6200. Nissan's numbers for this recall are r25a8/a9 and r25b1/b2.
Full defect summary
Nissan north america, inc. (nissan) is recalling certain 2021-2024 rogue, 2019-2020 altima, 2019-2022 infiniti qx50, and 2022 infiniti qx55 vehicles equipped with 3-cylinder 1.5l or 4-cylinder 2.0l variable compression turbo (vc-turbo) engines. The engine bearings may have manufacturing defects that can lead to engine failure.
Backup camera: camera
Risk: The lack of an image in the back-up camera display increases the risk of a crash.
Fix: Nissan will notify owners in phases, having dealers update the back-up camera settings software, free of charge. The recall began november 11, 2019 and all affected vins should be activated. Owners may contact nissan customer service at 1-800-867-7669 or infiniti customer service at 1-800-662-6200.
Full defect summary
Nissan north america, inc. (nissan) is recalling certain 2018-2019 nissan altima, armada, frontier, kicks, leaf, maxima, murano, nv, nv200, pathfinder, rogue, rogue sport, sentra, titan, titan diesel, versa note and versa sedan vehicles, as well as infiniti q50, q60, qx30 and qx80 vehicles. Additionally included are 2019 nissan gt-r and taxi and infiniti qx50, qx60, q70, q70l vehicles. The back-up camera and display settings can be adjusted such that the rear view image is no longer visible and the system will retain that setting the next time the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of federal motor vehicle safety standard (fmvss) number 111, "rear visibility."
Air bags: knee bolster
Risk: If the passenger-side knee air bag cover detaches during deployment, it can increase the risk of injury.
Fix: Infiniti will notify owners, and retailers will replace the passenger-side knee air bag module, free of charge. The recall began october 23, 2018. Owners may contact infiniti customer service at 1-800-662-6200.
Full defect summary
Nissan north america, inc. (nissan) is recalling certain 2019 infiniti qx50 vehicles. In the event of a crash in very cold temperatures, the trim cover may separate unexpectedly from the passenger-side knee air bag module instead of splitting at the trim cover tear seam as designed.
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
NHTSA defect investigations
Complete loss of motive power due to engine failure
Summary
On december 13, 2023, the office of defects investigation (odi) opened pe23-023 to investigate allegations of engine failures leading to loss of motive power in model year (my) 2021-2023 nissan rogue; my 2019-2021 nissan altima; and my 2019-2021 infiniti qx50 vehicles. At that time, odi had received 6 vehicle owner questionnaires (voq) and multiple early warning reports, with consumers reporting engine knocking noises accompanied by a loss of engine power while driving. The investigation identified bearing failures in certain vehicles equipped with the subject 3-cylinder 1.5l or 4-cylinder 2.0l variable compression turbo (vc-turbo) engines. Odi also identified early warning reports describin
Questions about the 2019 Infiniti QX50
- What are the most common problems with the 2019 Infiniti QX50?
- By NHTSA owner complaints: engine (89 complaints, typically around 81,000 miles); other or unspecified (20 complaints, typically around 5,500 miles); electrical (17 complaints, typically around 7,000 miles).
- How many recalls does the 2019 Infiniti QX50 have?
- 3 recalls listed by NHTSA, the latest from June 27, 2025 (engine). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
- Is the 2019 a bad year for the Infiniti QX50?
- It is the most complained-about QX50 model year since 2000, with 145 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.