What weaknesses does the Infiniti QX80 Y62 have?

	Weakness	Cost
✖	Timing chain stretch — service campaign 2011–2013 5.6L V8 in early QX80/QX56 models (built before March 2013) prone to premature timing chain stretch. Repair cost $3,000–5,000 if not covered by service campaign. HPFP riding on the timing chain adds stress. Symptoms: Loud squealing or rattling from front of engine, poor throttle response, check engine light from 100,000 km Ad timing chain kit QX80 QX56 VK56VD OEM timing chain VK56VD 2011 2012 2013	High
✖	Fuel pump recall NHTSA 21V373 — impeller binds Fuel pump impeller swells and binds due to a supplier manufacturing defect. Affects 2020–2021 model years. Engine can stall and fail to restart. Infiniti replaces the fuel pump assembly at no charge. Symptoms: Check engine light, engine stalling while driving, no restart after engine stall, MIL and low fuel condition displayed from 30,000 km Ad fuel pump QX80 V8 2020 2021 recall fuel pump assembly QX80 VK56VD NHTSA 21V373 QX80	Low

NHTSA Owner Complaints

Average

109 complaints · 2011–2024

Electrical

Engine

Other

Airbags

15 ⚠ 2

Brakes

13 ⚠ 1

Top Reported Issues

⚠ Electrical (22 complaints)

⚠ Engine (19 complaints)

⚠ Other (19 complaints)

Source: NHTSA (nhtsa.gov) · 2026-04

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Known Problems and Issues

A total of 13 weaknesses have been documented for the Infiniti QX80 Y62 (2011–2024) — 5 engine-related and 8 vehicle-related. Typical issues affect Other, Electronics, Suspension, HVAC.

QX80 (VK56VD, 2011–2024) — Be Careful: Timing chain stretch (2011–2013) — service campaign, HPFP cam lobe and lifter bucket wear, Fuel pump impeller recall — engine stall (2020–2021). Power: 400 PS.

What to watch out for with the Infiniti QX80? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Infiniti QX80 Y62 have? +

The Infiniti QX80 Y62 has 5 known engine weaknesses and 8 vehicle weaknesses.

What should I look for when buying a used Infiniti QX80 Y62? +

faq.watch_a_none

Which engine is recommended? +

Be careful: VK56VD (5.6L V8). No engine is rated 'Good Choice'. The most fun to drive is the VK56VD (5.6L V8).

Which Infiniti QX80 Y62 engine is the most fun? +

The {code} ({displacement}) offers the most driving fun in the Infiniti QX80 Y62 — rated: "Decent". {description} 400 hp 5.6L V8 that moves this 6,000-lb SUV effortlessly. That's the appeal. The timing chain and HPFP issues on 2011-2013 builds are the buying risk. Post-2013 builds with documented service history are the target. The QX80 rewards disciplined maintenance and punishes neglect with expensive repairs.

Is the Infiniti QX80 Y62 worth buying used? +

The Infiniti QX80 Y62 requires careful consideration — choosing the right engine variant is crucial.

What horsepower variants are available for the Infiniti QX80 Y62? +

The Infiniti QX80 Y62 is available with engine variants from 405 to 405 hp. Petrol: VK56VD (5.6L V8).

Last updated: February 2026 · All information without guarantee