Reliable Auto DB

2018 Infiniti QX30 reliability

Is it reliable?

Owners have filed 24 complaints with NHTSA about the 2018 Infiniti QX30 over 9 years — 2 per year. That is fewer complaints per year than most QX30 years here — under the median of the other years, which is 2. NHTSA has 3 recalls on file, including Camera, Anchorage, and Frontal.

2017 Infiniti QX30
Photo by Kevauto, resized from the original. Wikimedia Commons CC BY-SA 4.0
Complaints

24

Per year

2

Recalls

3

Years on the road

9

What owners report

The complaints owners file most often name Electrical system (10 of 24), then Air bags (4) and Engine (4).

Next to 2017 and 2019

The 2017 QX30 has 33 complaints, 4 per year, and the 2019 has 3 complaints, 0 per year. The 2018 has fewer complaints per year than the 2017. The 2018 has more complaints per year than the 2019.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2018 Infiniti QX30. How we count. Data as of .

Recalls (3)

Recall back-over prevention, sensing system, camera 2019-09-12 · NHTSA campaign 19V654000
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."
Remedy 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.
Recall seat belts, front, anchorage 2018-05-30 · NHTSA campaign 18V355000
Summary Nissan North America, Inc. (Nissan) is recalling certain 2018 Infiniti QX30 vehicles. The bolt securing the right-hand side lower seat belt anchorage may have been incorrectly installed during production. This can result in the lower seat belt anchorage detaching in a crash. As such, these vehicles fail to comply with certain requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 210, "Seat Belt Assembly Anchorages", number 209, "Seat Belt Assemblies, and number 208, "Occupant Crash Protection."
Remedy Nissan will notify owners, and dealers will weld in a new retaining plate and secure the seat belt anchorage with a new anchor bolt, free of charge. All vehicles were repaired July 17, 2018. Owners may contact Infiniti customer service at 1-800-662-6200.
Recall air bags, frontal 2017-11-01 · NHTSA campaign 17V691000
Summary Nissan North America, Inc. (Nissan) is recalling 2017-2018 Infiniti QX30 vehicles. The driver's air bag may unexpectedly deploy due to insufficient grounding of the steering components if an electrostatic discharge occurs and the air bag clockspring is broken.
Remedy Nissan will notify owners, and dealers will add sufficient grounding to the steering components, free of charge. The recall began March 26, 2018. Owners may contact Infiniti customer service at 1-800-622-6200, option 7.

Complaints by component (24 total)

Electrical system
10
Air bags
4
Engine
4
Steering
4
Powertrain
3
Service brakes
3
Visibility and wipers
2
Back-over prevention
1
Electronic stability control (ESC)
1
Engine and engine cooling
1
Exterior lighting
1
Forward collision avoidance
1
Fuel and propulsion system
1
Lane departure
1
Seat belts
1
Speed control
1
Structure
1
Wheels
1
Show 10 more Show less
Crash-flagged

0

Fire-flagged

0

Injury reports

0

Death reports

0

Complaints filed per year

12017120181201922020120211202232023720243202542026
Excerpts from recent NHTSA complaint filings
  • "On XXX, at about 8:45 AM MT, my 2018 INFINITI QX30 (77,152 miles) suddenly lost all mobility on XXX in the [XXX]/[XXX] area during rush hour. The vehicle had started normally and driven about 9 miles with no warning…"
    Powertrain, Electrical system · filed 2026-09-23
  • "emergency Service Provider Harassment tampering with vehicle to require emergency services to stalk harass or intimidate DV VAWA subscriber 6th time happened whe used battery was given to customer and allege customer…"
    Wheels, Service brakes · filed 2026-09-06
  • "The contact owns a 2018 Infiniti QX30. The contact stated that while driving at an undisclosed speed, there was an abnormal clicking sound coming from the steering wheel, with several unknown warning lights illuminated.…"
    Steering, Air bags · filed 2026-02-17
  • "The rear subframe on my 2018 Infiniti QX30 experienced a structural failure at approximately 39,000 miles. The vehicle was inspected by an authorized Infiniti dealer, who confirmed failure of the rear subframe, a…"
    Unknown or other · filed 2026-02-04
  • "I am submitting a safety concern regarding the headliner in my vehicle. The rear portion of the headliner has detached and is sagging downward. As shown in the attached photo, the sagging material obstructs visibility…"
    Unknown or other · filed 2025-10-02

NHTSA crash ratings

Version Overall Front Side Rollover
2018 Infiniti QX30 SW AWD Not rated Not rated Not rated Not rated
2018 Infiniti QX30 SW FWD Not rated Not rated Not rated Not rated

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim Engine Transmission Drive City Hwy Combined Annual fuel cost
QX30 2L, 4-cyl Automatic (7-speed) Rear-wheel drive 24 33 27 MPG $2950
QX30 all-wheel drive 2L, 4-cyl Automatic (7-speed) All-wheel drive 21 30 25 MPG $3200

Specs and fitment

1st generation, 2017–2019
Body styles SUV
Oil 0W-30 (INFINITI genuine; per owner's manual) , 5.9 qt capacity
Tire size 235/50R18, 235/45R19 (trim dependent)

Known issues for this generation

Recall 17V-691 covers certain 2017-2018 INFINITI QX30 vehicles: the driver's air bag may unexpectedly deploy due to insufficient grounding of the steering components if an electrostatic discharge occurs and the air bag clockspring is broken. Dealers add sufficient grounding to the steering components. Recall 16V-939 covers certain 2017 QX30 vehicles whose passenger air bag inflator initiator may fail to ignite; dealers replace the passenger air bag assembly. Recall 21V-419 covers certain 2017 QX30 vehicles: the steering shaft bore hole for the universal-joint bearing may allow excessive movement that, over time, could separate the joint; dealers replace the lower steering shaft.

Compare

Previous year 2017 Infiniti QX30 See every Infiniti QX30 model year →

Frequently asked questions

Is the 2018 Infiniti QX30 reliable?

Owners have filed 24 complaints with NHTSA about the 2018 Infiniti QX30 over 9 years — 2 per year. That is fewer complaints per year than most QX30 years here — under the median of the other years, which is 2. NHTSA has 3 recalls on file, including Camera, Anchorage, and Frontal.

What are common problems with a 2018 Infiniti QX30?

The complaints owners file most often name Electrical system (10 of 24), then Air bags (4) and Engine (4).

Is the 2018 Infiniti QX30 more reliable than the years next to it?

The 2017 QX30 has 33 complaints, 4 per year, and the 2019 has 3 complaints, 0 per year. The 2018 has fewer complaints per year than the 2017. The 2018 has more complaints per year than the 2019.

Has the 2018 Infiniti QX30 been recalled?

The 2018 Infiniti QX30 has 3 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2018 Infiniti QX30?

Owners have filed 24 complaints about the 2018 Infiniti QX30 with NHTSA.

What mpg does a 2018 Infiniti QX30 get?

EPA-rated combined fuel economy for the 2018 Infiniti QX30 is 26 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What oil does an INFINITI QX30 use?

Owner manuals specify INFINITI 0W-30 with about 5.9 qt including filter on typical U.S. QX30 models.

What tire sizes fit the QX30?

OE fitment is 235/50R18 or 235/45R19 depending on trim; check the door placard.

What NHTSA recalls mention the INFINITI QX30?

Campaigns include 17V-691 (unexpected driver air bag deployment grounding), 16V-939 (passenger inflator initiator on 2017), and 21V-419 (lower steering shaft universal joint on 2017).