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Infiniti · Compact SUV · 2019–2025 Custom Search

Infiniti QX50 J55

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 1 engine variants

Engine Overview

The Infiniti QX50 J55 is available with one engine variant at 272 hp.

2.0L VC-Turbo I4 · Petrol· 268 PS
2019 2025
Be Careful 4 weaknesses
Show all weaknesses →

The Infiniti 2.0L VC-Turbo I4 (Petrol, 268 PS) has the KR20DDET (2.0L VC-Turbo I4) — rated: "Be Careful", 4 known weaknesses.

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Vehicle Weaknesses

WeaknessCost
!CVT hesitation and overheating

XTronic CVT in the QX50 shows hesitation and shudder during normal driving. Prone to overheating on highway use. Full replacement can cost $4,500–7,500.

Symptoms: Hesitation before acceleration response, mild shudder, delayed reaction during passing maneuvers
from 60,000 km
Ad CVT transmission QX50 2019 2020 XTronic replacementCVT transmission QX50 J55 remanufactured
 High
NHTSA Owner Complaints
Below Average
204 complaints · 2019–2025
Engine
79 ⚠ 1
Engine & Cooling
39
Collision Avoidance
32
Electrical
27
Other
26 ⚠ 2

Top Reported Issues

⚠ Engine (79 complaints)
⚠ Engine & Cooling (39 complaints)
⚠ Collision Avoidance (32 complaints)
Source: NHTSA (nhtsa.gov) · 2026-04

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Known Problems and Issues

A total of 11 weaknesses have been documented for the Infiniti QX50 J55 (2019–2025) — 4 engine-related and 7 vehicle-related. Typical issues affect Gearbox, Other, Electronics, Body.

QX50 (KR20DDET, 2019–2025) — Be Careful: Main bearing / L-link failure — NHTSA recall 25V-437, Timing chain stretch, VC compression mechanism — unknown long-term durability. Power: 268 PS.

What to watch out for with the Infiniti QX50? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Infiniti QX50 J55 have? +
The Infiniti QX50 J55 has 4 known engine weaknesses and 7 vehicle weaknesses.
What should I look for when buying a used Infiniti QX50 J55? +
faq.watch_a_none
Which engine is recommended? +
Be careful: KR20DDET (2.0L VC-Turbo I4). No engine is rated 'Good Choice'. The most fun to drive is the KR20DDET (2.0L VC-Turbo I4).
Which Infiniti QX50 J55 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Infiniti QX50 J55 — rated: "Decent". {description} The variable compression engine is genuinely impressive technology. Infiniti designed it to get efficiency at light loads and power when needed. But a 444,000-vehicle recall for bearing failures in 2025 tells the real story of a first-generation system under warranty stress. Verify the recall has been addressed and check the oil pan for metal debris before buying.
Is the Infiniti QX50 J55 worth buying used? +
The Infiniti QX50 J55 requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Infiniti QX50 J55? +
The Infiniti QX50 J55 is available with engine variants from 272 to 272 hp. Petrol: KR20DDET (2.0L VC-Turbo I4).

Last updated: February 2026 · All information without guarantee