What weaknesses does the Infiniti QX60 L50 have?

	Weakness	Cost
✖	CVT (Jatco JF018E) transmission failure — headline issue The Jatco JF018E CVT is the defining reliability problem of the L50 QX60. Shudder at 15–25 mph under light throttle is the early warning of belt slip. Fault code P17F0 mandates full transmission replacement. The $277M class action settlement (Stringer v. NNA) extended warranty to 96 months/94,000 miles for 2015–2018 models with up to $5,000 reimbursement. Symptoms: Rhythmic shudder at 15–25 mph under light throttle, delayed Park-to-Drive engagement, high-pitched whine on acceleration, RPM surge without speed increase, burnt fluid smell from 90,000 km Ad CVT transmission JF018E QX60 replacement CVT remanufactured QX60 Jatco JF018E	High

NHTSA Owner Complaints

Below Average

501 complaints · 2014–2020

Powertrain

181 ⚠ 3

Engine

Other

82 ⚠ 7

Electrical

62 ⚠ 3

Airbags

57 ⚠ 5

Top Reported Issues

⚠ Powertrain (181 complaints)

⚠ Engine (87 complaints)

⚠ Other (82 complaints)

Source: NHTSA (nhtsa.gov) · 2026-04

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Known Problems and Issues

A total of 23 weaknesses have been documented for the Infiniti QX60 L50 (2014–2020) — 15 engine-related and 8 vehicle-related. One problem engine: VQ35DE (3.5L V6). Typical issues affect Gearbox, Body, Brakes, HVAC.

QX60 (VQ35DE, 2014–2016) — Stay Away!: Severe oil consumption from piston ring wear, Plastic timing chain guides fracture, Con rod bearing wear from oil starvation. Power: 265 PS.

QX60 (VQ35DD, 2017–2020) — Be Careful: Engine sludge — failure from 45,000 to 90,000 miles, Intake valve carbon buildup from direct injection, Valve cover gaskets leaking. Power: 265 PS.

What to watch out for with the Infiniti QX60? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Infiniti QX60 L50 have? +

The Infiniti QX60 L50 has 15 known engine weaknesses and 8 vehicle weaknesses.

What should I look for when buying a used Infiniti QX60 L50? +

faq.watch_a_avoid

Which engine is recommended? +

Be careful: VQ35DD (3.5L V6 DI). No engine is rated 'Good Choice'. The most fun to drive is the VQ35DD (3.5L V6 DI). Problem engine: VQ35DE (3.5L V6) — stay away!

Which Infiniti QX60 L50 engine is the most fun? +

The {code} ({displacement}) offers the most driving fun in the Infiniti QX60 L50 — rated: "Not Really". {description} Infiniti switched to direct injection in 2017 — same CVT risk, added oil sludge risk. Owners report engine failure at 45k-90k miles despite regular oil changes. Dealers deny warranty. The 2017-2020 QX60 is the generation to be most cautious about. Buy with proof of 5,000-mile oil changes or avoid.

Is the Infiniti QX60 L50 worth buying used? +

Caution is advised with the Infiniti QX60 L50 — 1 of 2 engine variants are rated 'Stay Away!'. The engine choice is crucial.

What horsepower variants are available for the Infiniti QX60 L50? +

The Infiniti QX60 L50 is available with engine variants from 265 to 305 hp. Petrol: VQ35DE (3.5L V6), VQ35DD (3.5L V6 DI).

Last updated: February 2026 · All information without guarantee