2021 Infiniti QX50 problems and recalls

45% of owner complaints on the 2021 Infiniti QX50 related to the Engine (18 of 40).

40
Complaints
2
Recalls
2
Crash reports
0
Fire reports
4
Injuries
72.1
Severity index

Severity index 72.1 Medium. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 72.1p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Ranked 23 of 92 by severity index among 2021 vehicles with at least 40 complaints, highest first. 75% of those vehicles scored lower. Full 2021 ranking.

Components cited in complaints

EngineEngine: 18 complaints (45.0%)18 45%Electrical SystemElectrical System: 8 complaints (20.0%)8 20%Engine And Engine Cooli…Engine And Engine Cooling: 7 complaints (17.5%)7 18%Forward Collision Avoid…Forward Collision Avoidance: 7 complaints (17.5%)7 18%Power TrainPower Train: 4 complaints (10.0%)4 10%Service BrakesService Brakes: 4 complaints (10.0%)4 10%Unknown Or OtherUnknown Or Other: 3 complaints (7.5%)3 8%Lane DepartureLane Departure: 1 complaints (2.5%)1 2%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
ENGINE1845.0%
ELECTRICAL SYSTEM820.0%
ENGINE AND ENGINE COOLING717.5%
FORWARD COLLISION AVOIDANCE717.5%
POWER TRAIN410.0%
SERVICE BRAKES410.0%
UNKNOWN OR OTHER37.5%
LANE DEPARTURE12.5%

Complaints filed per year

08172021: 32022: 22023: 22024: 22025: 142026: 17 (partial year)21222324252617
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20213
20222
20232
20242
202514
2026 (year to date)17
Filings in 2023 to 2025 ran 3.6x those in 2021 to 2022 (18 against 5).

Recall campaigns

CampaignReportedComponentSummary
21V40200027/05/2021SUSPENSION:REAR:AXLE:SPINDLENissan North America, Inc. (Nissan) is recalling certain 2020 Nissan Murano, INFINITI QX60, 2021 Nissan GT-R, INFINITI QX50, and Q50 vehicles. The front steering knuckle or rear axle housing may have insufficient strength due to improper heat-treatment.
25V43700027/06/2025ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICALNissan 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 manufa

Other Infiniti QX50 model years

Severity index for every other model year on file. Compare all 6 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-09-03. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.