Is the 2015 Infiniti Q50 reliable?

The 2015 Infiniti Q50 has 180 complaints filed with NHTSA (3.2x the segment average). Our reliability verdict: below-average. Most common issue: TRANSMISSION problems.

What are common problems with the 2015 Infiniti Q50?

Top problems: TRANSMISSION (37 complaints, avg repair $500); STEERING (25 complaints, avg repair $500); SPEED CONTROL (20 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2015 Infiniti Q50?

Yes, there are 3 recall(s): STEERING:AUTOMATED/ADAPTIVE STEERING, AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION, POWER TRAIN:DRIVELINE:DRIVESHAFT. Contact any Infiniti dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to fuel a 2015 Infiniti Q50?

The 2015 Infiniti Q50 gets 23 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2087. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2015 Infiniti Q50?

Estimated US average full-coverage insurance for the 2015 Infiniti Q50 is approximately $1,853/year (sedan-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2015 Infiniti Q50

Problems, Recalls & Reliability Report

Below Average

Quick Summary

The 2015 Infiniti Q50 has 180 owner complaints filed with NHTSA — that's 3.2x the segment average of 57. The most common issue is transmission problems (21% of all complaints), specifically: tl* the contact owns a 2015 infiniti q50. the contact stated while driving approximately 70 mph, the vehicle jerked, shifted gears, reduced speed, the odometer flashed, the check engine warning light illuminated, and the heating and air conditioning system went from cold to hot. the contact got off . There are 3 recalls issued for this model year. ⚠️ 3 fire reports filed.

3 fire reports 19 crash reports 14 injuries

180

Total Complaints

Recalls Issued

5/5

Safety Stars

3.2x

vs Segment Avg

Known Problems(top 5 of 8)

TRANSMISSION

37 complaints

21%

• TL* THE CONTACT OWNS A 2015 INFINITI Q50. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 70 MPH, THE VEHICLE JERKED, SHIFTED GEARS, REDUCED SPEED, THE ODOMETER FLASHED, THE CHECK ENGINE WARNING LIGHT ILLUMINATED, AND THE HEATING AND AIR CONDITIONING SYSTEM WENT FROM COLD TO HOT. THE CONTACT GOT OFF
• MY CAR PAUSE AND JERKS THEN STOPS. THIS IS THE SECOND TIME THIS HAS HAPPENED AFTER BEING FIXED. THE MECHANIC SAID THEY HAD A RECALL ON THE 2016 MODELS FOR THIS BUT NOT THE 2015 BUT HAD TO CORRECT MANY OF THE 2015 MODELS. THE CHECK ENGINE LIGHT CAME ON AFTER IT STOPPED. I WAS ON THE INTERSTATE THE LA
• On 5-25-2021 while merging into traffic on busy I-75. My 2015 Infiniti Q50 did not change into a higher gear as it should have causing the vehicle to not accelerate and lose power then the check engine light came on a few seconds after failure.This failure of the vehicles drive train placed my wife’

Typical onset: 50K miles Est. repair: $500🔥 1 fire reports

“TL* THE CONTACT OWNS A 2015 INFINITI Q50. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 70 MPH, THE VEHICLE JERKED, SHIFTED GEARS, REDUCED SPEED, THE ODOMETER FLASHED, THE CHECK ENGINE WARNING LIGHT ILLUMINATED, AND THE HEATING AND AIR CONDITIONING SYSTEM WENT FROM COLD TO HOT. THE CONTACT GOT OFF ”

— NHTSA complaint filing

When Problems Appear on the 2015 Infiniti Q50

Based on 80 owner complaints that included an odometer reading. Median mileage at time of complaint: 36K miles. Most complaints cluster in the 0-30K miles range.

Overall complaint distribution by mileage

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

AIR BAGS

In line with typicalmedian 29K mi · 12 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

STEERING

In line with typicalmedian 17K mi · 11 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

BRAKES

In line with typicalmedian 12K mi · 10 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

OTHER

In line with typicalmedian 51K mi · 8 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

ENGINE

In line with typicalmedian 56K mi · 5 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

SPEED CONTROL

In line with typicalmedian 56K mi · 5 reports

0-30K

30-60K

60-100K

100-150K

150-200K

200K+

Mileage figures are self-reported by owners in NHTSA complaint filings. Peak bucket = the mileage range with the most complaints for that component; it reflects when owners noticed and reported problems, not necessarily when the fault first occurred.

Recalls (3)

STEERING:AUTOMATED/ADAPTIVE STEERING13/06/2016

Nissan North America, Inc.'s (Nissan) is recalling certain model year 2014-2016 Infiniti Q50 vehicles manufactured December 26, 2012, to December 11, 2015, and Infiniti Q50 Hybrid vehicles manufactured December 10, 2012, to December 17, 2015. The Direct Adaptive Steering system may experience an error at vehicle start up altering the vehicle's steering responsiveness and turning radius.

Risk: If the vehicle does not steer as the driver anticipates, there is an increased the risk of a crash.

Fix: Nissan will notify owners, and dealers will reprogram the Direct Adaptive Steering ECU software, free of charge. The recall began on August 12, 2016. Owners may contact Nissan customer service at 1-800-647-7261.

Fuel Cost Calculator for 2015 Infiniti Q50

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,087

Per month

$174

Per mile

17.4¢

MPG

City driving (worst-case MPG)

$2,401/yr

Highway driving (best-case MPG)

$1,656/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2015 Infiniti Q50

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,853

Full coverage / month

$154

Liability only / year

$668

vs US avg

+11%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-luxury)1.28x

× theft risk1.00x

× safety rating0.94x

× vehicle age0.92x

= Full coverage estimate$1853

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Infiniti New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 60K mi

Powertrain

6 yr / 70K mi

Hybrid/EV battery

8 yr / 100K mi

Corrosion (rust perforation)

7 yr / unlimited mi

Roadside assistance

4 yr / unlimited mi

These are the terms for a new Infiniti. If you're buying a used 2015 Q50, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Infiniti dealer for VIN-specific remaining warranty.

Estimated Repair Costs

TRANSMISSION(~50K mi)

$500

STEERING(~50K mi)

$500

SPEED CONTROL(~50K mi)

$500

AIR BAGS(~50K mi)

$500

OTHER(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 180 owner complaints for this specific year, here's what to check or ask about:

☐
TRANSMISSION: TL* THE CONTACT OWNS A 2015 INFINITI Q50. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 70 MPH, THE VEHICLE JERKED, SHIFTED GEARS, REDUCED SPEED, THE ODOMETER FLASHED, THE CHECK ENGINE WARNING LIGHT ILLUMINATED, AND THE HEATING AND AIR CONDITIONING SYSTEM WENT FROM COLD TO HOT. THE CONTACT GOT OFF
Typically appears around 50K miles. Repair cost ~$500
☐
STEERING: WHILE DRIVING ON THE HIGHWAY 60 PLUS MPH, I LOST CONTROL OF THE VEHICLE. I TURNED THE STEERING WHEEL LEFT AND THE CAR WENT RIGHT. THIS OCCURRED TWICE ON TWO SEPARATE DAYS. THIS IS A MAJOR SAFETY ISSUE. ...UPDATED 12/03/15 *BF UPDATED 10/30/2017*JS
Typically appears around 50K miles. Repair cost ~$500
☐
SPEED CONTROL: CAME TO A SLOW STOP AT A RED LIGHT IN MY 2015 INFINITI Q50. MY FOOT WAS DIRECTLY ON THE BRAKE. WITHIN SECONDS THE CAR BEGAN TO PULL FORWARD AND I APPLIED ADDITIONAL PRESSURE ON THE BRAKES BY USING BOTH FEET. THE ENGINE WAS RACING OUT OF CONTROL AND THE TIRES WERE SCREECHING. SIFTING THE GEARS DID NO
Typically appears around 50K miles. Repair cost ~$500
☐
AIR BAGS: HI, I PURCHASED THIS VEHICLE AT 7/31/2015. IT'S A BRAND NEW Q50 2015 PREMIUM. I MET TWO ISSUES ABOUT IT: 1. IT'S PASSENGER AIR BAG. THE PASSENGER AIR BAG STATUS LIGHT IS ON WITH AN ADULT OCCUPYING THE FRONT PASSENGER SEAT FOR THE FIRST A FEW MINUTES, SOMETIMES IS 2 MINS, SOMETIMES IS EVEN 5 MINS, BU
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 3 recalls have been completed — free at any Infiniti dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)