2019 Infiniti QX50 electrical system problems
17 owner complaints filed with NHTSA name the electrical system on the 2019 Infiniti QX50 — 12% of all complaints for this model year.
What owners report
“To Whom It May Concern, I am writing to formally request immediate assistance regarding a serious failure in my INFINITI vehicle. The vehicle’s compressor stopped working with fewer than 60,000 miles driven, which is unacceptable for a new vehicle and raises significant concerns about manufacturing…”
filed Aug 31, 2026
“The power liftgate (automatic trunk) system on my 2019 Infiniti QX50 malfunctioned. After fully opening, the liftgate unexpectedly closed on its own without any warning beeps or resistance detection. This poses a severe safety risk. The heavy door struck my head, causing a physical injury (a severe…”
filed Aug 4, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
ROARING NOISE FROM THE ENGINE COOLING FAN ASSEMBLY AND THE A/C IS NOT COOLING IF YOU CONFIRM A roaring noise from the engine cooling fan assembly (engine fan on high not cycling) is present, and the Air Conditioning…
ITB22-025D · Service Bulletin/Repair Instructions · issued Aug 26, 2026TELEMATICS SERVICE INFORMATION See ITB19-029 for models built after those listed above for a different Service Procedure. SERVICE INFORMATION The Applied Vehicles are equipped with a wireless communication device called…
ITB12-011R · Service Bulletin/Repair Instructions · issued Mar 30, 2026INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB13-052E · Service Bulletin/Repair Instructions · issued May 20, 2024CAN COMMUNICATION – NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB13-006D · Service Bulletin/Repair Instructions · issued May 20, 2024CAN COMMUNICATION CODES – DIAGNOSTIC TIPS AND GUIDELINES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB10-029C · Service Bulletin/Repair Instructions · issued May 20, 2024
Electrical System problems in other QX50 years
| Year | Reports | Share |
|---|---|---|
| 2021 QX50 | 8 | 20% |
| 2020 QX50 | 4 | 13% |
| 2016 QX50 | 4 | 21% |
Other reported problem areas on the 2019 Infiniti QX50
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.