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2015 Infiniti Q40

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 7 of 8 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Air Bags. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electronic Stability Control (esc). Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

1 crash reports0 fire reports1 injury reports

Unknown Or Other complaints

3 reports
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25,000 miles · May 20, 2020
Unknown Or Other

THE CAR WHEN PARKED ON A STEEP SLOPE WITH THE EMERGENCY BRAKE/PARKING BRAKE ON WILL START TO ROLL ON ITS OWN. INFINITI WAS CONTACTED AND BLAMED MY DRIVEWAY AS THE PROBLEM BUT I HAVE 6 CARS AND THE INFINITI IS THE ONLY CAR THAT CANT STAY PARKED AND ROLLS WHEN PARKED. WAS TOLD ID HAVE TO PAY 3 THOUSAND DOLLARS IF I WANTED MY CAR …

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THE CAR WHEN PARKED ON A STEEP SLOPE WITH THE EMERGENCY BRAKE/PARKING BRAKE ON WILL START TO ROLL ON ITS OWN. INFINITI WAS CONTACTED AND BLAMED MY DRIVEWAY AS THE PROBLEM BUT I HAVE 6 CARS AND THE INFINITI IS THE ONLY CAR THAT CANT STAY PARKED AND ROLLS WHEN PARKED. WAS TOLD ID HAVE TO PAY 3 THOUSAND DOLLARS IF I WANTED MY CAR TO GET CHECKED. *TR

NHTSA ODI #11325245

52,000 miles · Jul 29, 2019
Electronic Stability Control (esc)Unknown Or OtherCrash

WHILE IN MOTION ON A HIGHWAY THE VDC (AUTO HYDROPLANE CORRECT FUNCTION) IS SUSPECTED TO HAVE CAUSED INCREASE LOSS OF CONTROL OF VEHICLE. I WAS ABLE TO OBSERVE THAT THE VDC LIGHT WAS FLICKERING ON AND OFF. IT DID INITIALLY COME ON TO AUTO CORRECT BUT THEN ABRUPTLY THE VEHICLE STARTED TO HYDROPLANE, DESPITE THE FUNCTION BEING ON A…

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WHILE IN MOTION ON A HIGHWAY THE VDC (AUTO HYDROPLANE CORRECT FUNCTION) IS SUSPECTED TO HAVE CAUSED INCREASE LOSS OF CONTROL OF VEHICLE. I WAS ABLE TO OBSERVE THAT THE VDC LIGHT WAS FLICKERING ON AND OFF. IT DID INITIALLY COME ON TO AUTO CORRECT BUT THEN ABRUPTLY THE VEHICLE STARTED TO HYDROPLANE, DESPITE THE FUNCTION BEING ON AND CAUSED ME TO HAVE TO DIVERT INTO A GUARDRAIL...

NHTSA ODI #11240262

3,000 miles · Dec 29, 2015
Unknown Or OtherInjury

I BOUGHT THIS NEW 2015 INFINITI Q40 AWD FROM INFINITI DEALER ON FEB 28, 2015. AFTER DRIVING THIS NOISY CAR FOR THREE MONTHS(3000MILES), I STARTED HAVING RINGING IN BOTH EARS (TINNITUS). I HAVE TROUBLE TO SLEEP AND START LOSING MY HEARING IN BOTH EARS. I HAVE CONTACTED THE INFINITI DEALER IN JUNE 2015, THE FIRST TIME I NOTICED TH…

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I BOUGHT THIS NEW 2015 INFINITI Q40 AWD FROM INFINITI DEALER ON FEB 28, 2015. AFTER DRIVING THIS NOISY CAR FOR THREE MONTHS(3000MILES), I STARTED HAVING RINGING IN BOTH EARS (TINNITUS). I HAVE TROUBLE TO SLEEP AND START LOSING MY HEARING IN BOTH EARS. I HAVE CONTACTED THE INFINITI DEALER IN JUNE 2015, THE FIRST TIME I NOTICED THE TINNITUS CAUSED BY THE LOW FREQUENCY NOISE( RANGE FROM 100-400HZ ACCORDING TO THE ANALYSIS FROM ADOBE AUDITION CC SOFTWARE). THE NOISE BECAME NOTICEABLE WHEN REACH 35 MPH ON BOTH LOCAL AND HIGHWAY ROAD. THEY REFUSED TO TAKE THE CAR BACK TO INVESTIGATE THE PROBLEM AND CLAIMED THAT IT'S NORMAL CAR NOISE. I TOOK MY DOCTOR'S SUGGESTION TO WEAR EARPLUGS WHEN DRIVING THIS Q40 SINCE THEN. AFTER ANOTHER 6 MONTHS OF DRIVING (TOTAL MILEAGE IS 11,000MILES NOW), THE TINNITUS AND MY HEARING DIDN'T GET BETTER. I CONTACTED THE CAR MAKER AGAIN IN DEC 2015. AFTER A SECOND ROAD TEST, INFINITI STILL CLAIMS IT'S THE NORMAL NOISE. THEY REFUSED TO GIVE ME FULL REFUND WITH THE COMPENSATION TO THE HEALTH DAMAGE ON ME. WITH NO CONCERN ON THE FACT THAT THIS NOISE ALREADY CAUSED SEVERE AND PERMANENT HEALTH DAMAGE TO THE CUSTOMER, INFINITI REFUSED TO RECALL THE CARS AND INVESTIGATE THE POTENTIAL HARM OF THE LOW FREQUENCY NOISE TO THE CUSTOMERS. 8574 OF INFINITI Q40 WERE SOLD IN U.S. SINCE JAN 2015 ( INFINITI SALES STATS: HTTP://WWW.GOODCARBADCAR.NET/2011/01/INFINITI-G-SALES-FIGURES.HTML). ALL THESE CUSTOMERS MAY SUFFER FROM THE SAME NOISE. SOME OF THEM MAY HAVE FAMILY MEMBERS RIDING WITH THEM, INCLUDING CHILDREN. THE PUBLIC SHOULD BE ALERTED THAT THERE IS POTENTIAL RISK TO DRIVE THIS CAR, FOR BOTH THE CURRENT Q40 OWNERS AND THE POTENTIAL BUYERS.

NHTSA ODI #10816881

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.