Infiniti Qx80 Engine Problems
38 owner complaints filed with NHTSA across 7 model years.
Complaints by Year
Worst year: 2014. Best year: 2020.
Owner Reports
A representative sample of complaints filed with NHTSA.
Fuel gauge erratically and inaccurately showing different levels of fuel- sometimes full, empty or anywhere in between. Potential risk of running out of gas and not knowing. Recalls are listed for other vehicle model years but not this...
I have been noticing intermittent gasoline smell outside of vehicle. It has been smelling stronger and more often so I decided to inspect it for the second. I removed the carpet and fuel pump cover and discovered the fuel pump is leaking...
The most glaring safety issue caused by below is the SUV will try to move forward on its own while stopped and the brakes pressed that can potentially cause a fender bender. Infiniti/Nissan 5.6L engines have a history of failed or faili...
The contact owns a 2014 Infiniti QX80. The contact stated that there was a strong fuel odor coming from the vehicle while the vehicle was parked. The contact stated that the odor was present in the garage and in her residence. There was ...
The contact owns a 2014 Infiniti QX80. The contact stated while driving 50 MPH, the vehicle began to stall. The contact veered to the side of the road and kept the vehicle running. There was no warning light illuminated. The contact then...
This is a very common and well-known issue with 2017 Infiniti QX 80 Vin number [XXX] The car RPMs flutter between 1000 RPMs to 2500 RPMs due to the TCM and EC M/ECU TCU failure to the transmission causing terrible gas mileage vehicle sta...
The contact owns a 2017 Infiniti QX80. The contact stated while driving approximately 10-50 MPH in stop-and-go traffic, the vehicle loss motive power and stalled with the check engine warning light illuminated. The vehicle was towed to s...
I purchased a 2015 Infiniti QX80 on March 31, 2021. Since the purchase, I have only driven it approximately 6,000 miles and the check engine light has already come on. I took it to the dealership and they stated that both Catalytic Conve...
I PURCHASED A 2016 QX80 LAST WEEK. AFTER FILLING MY CAR WITH FUEL, WITHIN 10 MINUTES, MY GAS GAUGE WENT FROM FULL, TO DOWN 3/4 OF A TANK OF GAS. AFTER ONLY 50 MILES OF DRIVING, WITH NO AIR CONDITIONING ON, I'M AT 1/2 OF A TANK ACCORDING ...
MY TIMING CHAIN WAS STRETCHED. THIS IS THE SAME PROBLEM THE INFINITI QX56 HAD. MY QX80 HAS THE SAME MOTOR AND REPLACEMENT TIMING CHAIN PART. THE QX56 WAS ISSUED A VOLUNTARY SERVICE CAMPAIGN FOR THIS PROBLEM. MY CHAIN HAS NOT BEEN INCLUDE...
TL* THE CONTACT OWNS A 2014 INFINITI QX80. THE CONTACT RECEIVED A NOTICE FOR NHTSA CAMPAIGN NUMBER: 14V683000 (FUEL SYSTEM); HOWEVER, THE PART NEEDED TO DO THE REPAIR WAS NOT AVAILABLE. THE CONTACT BELIEVED THE MANUFACTURER EXCEEDED A RE...
2014 INFINITI QX80. CONSUMER WRITES IN REGARDS TO FUEL SMELL IN VEHICLE AND RECEIVED RECALL NOTICE. *SMD THE CONSUMER WAS INFORMED, THE PART WAS NOT AVAILABLE. *JB