VehicleVerdict

2021 Infiniti QX50 engine problems

The 2021 Infiniti QX50 has 24 engine complaints filed with NHTSA — 41% of the year's total, and up sharply from the prior model year.

24

Engine complaints

41%

Share of year

1

Crash-involved

1

Related recalls

Engine complaints by year

QX50 engine complaints by model year79 complaints2015: 1 complaints2016: 5 complaints2017: 1 complaints2019: 79 complaints2020: 19 complaints2021: 24 complaints2022: 3 complaints2023: 1 complaints2024: 1 complaints2025: 1 complaints
QX50 engine complaints by model year. Red bars are years to avoid.

Related recalls

25V437000EngineJune 27, 2025 · 443,899 units

Defect

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.

Consequence

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.

Remedy

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.

What owners report

“On June 16, 2026, a 2021 Infiniti QX50 experienced a safety-related malfunction while being driven at approximately 15–20 mph. The vehicle suddenly jerked, lost power response, displayed multiple warning lights, showed a “System Fault – See Owner’s Manual” message, and became…”

Complaint filed with NHTSA · Engine · June 16, 2026 · crash

Common questions

How many engine complaints does the 2021 Infiniti QX50 have?

NHTSA has 24 complaints about the 2021 Infiniti QX50 engine — 41% of all complaints filed for that model year.

Are there recalls for the 2021 Infiniti QX50 engine?

Yes — 1 NHTSA recall campaign for this model year is tied to the engine: 25V437000.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.