2018 Infiniti Q50 Problems

Typical for Model

Real NHTSA owner complaints for the 2018 Infiniti Q50.

20172019
Complaints
61
Crashes
3
Fires
1
Injuries
0
Fatalities
Recalls
3

Worst 2018 Infiniti Q50 Problems

Top 3 most-reported issues with average mileage at failure.

#117 complaints

Engine Problems

Avg mileage:33,277 mi
Fires:1
#26 complaints

Airbags

Avg mileage:28,706 mi
#36 complaints

Fuel System

Avg mileage:25,800 mi
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All Problems by Category

Every NHTSA complaint category for the 2018 Infiniti Q50.

Engine Problems
17
complaints
Crashes
Fires
1
Avg Miles
33,277
Airbags
6
complaints
Crashes
Fires
Avg Miles
28,706
Fuel System
6
complaints
Crashes
Fires
Avg Miles
25,800
Electrical Faults
4
complaints
Crashes
Fires
Avg Miles
Transmission / Drivetrain
3
complaints
Crashes
Fires
Avg Miles
Wheel Issues
3
complaints
Crashes
Fires
Avg Miles
Engine & Cooling
2
complaints
Crashes
Fires
Avg Miles
Brakes
2
complaints
Crashes
1
Fires
Avg Miles
Unintended Acceleration
2
complaints
Crashes
1
Fires
Avg Miles
Backup Camera
1
complaints
Crashes
Fires
Avg Miles
Back Over Prevention: Sensing System: Camera
1
complaints
Crashes
Fires
Avg Miles
Electrical System:Instrument Panel:Speedometer/Odometer
1
complaints
Crashes
Fires
Avg Miles
Electronic Stability Control
1
complaints
Crashes
Fires
Avg Miles
Headlight/Taillight Failures
1
complaints
Crashes
Fires
Avg Miles
Lane Departure: Blind Spot Detection
1
complaints
Crashes
Fires
Avg Miles
Seat-Related Issues
1
complaints
Crashes
Fires
Avg Miles
Hydraulic Brakes
1
complaints
Crashes
Fires
Avg Miles
Steering Defects
1
complaints
Crashes
Fires
Avg Miles
Body Structure
1
complaints
Crashes
1
Fires
Avg Miles

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2018 Infiniti Q50. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Recalls for 2018 Infiniti Q50

3 NHTSA recall campaigns affecting ~1,250,244 vehicles.

24V470000Power Train:driveline:driveshaft
~7,222 affected

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.

19V654000Back Over Prevention: Sensing System: Camera
~1,228,830 affected

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."

17V476000Electrical System:software · Fuel Pump
~14,192 affected

Nissan North America, Inc. (Nissan) is recalling certain 2016-2018 Infiniti Q50 and 2017 Infiniti Q60 vehicles equipped with a 2.0L engine. Incorrect Fuel Pump Control Module (FPCM) software may allow the fuel level in the main tank to be too low to supply fuel to the engine, causing the engine to stall while driving.

Other Infiniti Q50 Years

2018 Infiniti Q50 — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2018 Infiniti Q50 reliable?
Verdict: Typical for Model. The 2018 Infiniti Q50 has 61 NHTSA complaints, 3 crash-related, and 3 recall campaigns. The most common issue is Engine Problems with 17 complaints. Source: NHTSA via VinItel.
What are common problems with the 2018 Infiniti Q50?
Top reported problems: Engine Problems (17 complaints, avg 33,277 mi); Airbags (6 complaints, avg 28,706 mi); Fuel System (6 complaints, avg 25,800 mi). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 2018 Infiniti Q50?
The weighted average mileage at time of complaint is about 30,784 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 2018 Infiniti Q50?
NHTSA complaints for the 2018 Infiniti Q50 include 3 crash-related reports, 1 fire reports, 0 injuries, and 0 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 2018 Infiniti Q50 have any recalls?
Yes — 3 NHTSA recall campaigns affecting an estimated 1,250,244 vehicles. Recalls are free to fix at the dealer. Always verify by VIN whether the specific car you're looking at has had its recalls addressed.
Should I buy a 2018 Infiniti Q50?
Complaint levels are in line with what's expected. Normal used-car due diligence applies — check the specific VIN for accident history, open recalls, and title brands.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Infiniti Q50 reliability report with year-by-year comparison and generation analysis.

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