2017 Infiniti Q50 engine problems

17 owner complaints filed with NHTSA name the engine on the 2017 Infiniti Q50 — 27% of all complaints for this model year.

Engine complaints

27%

share of all complaints

—

median reported incident mileage

1 / 0

crash / fire reports

What owners report

“I have had several major problems with this car's engine. Once it shut down (was detecting no oil but was full) while on the interstate. Had to replace the radiator fan assembly and module. Coolant Leaks”
filed May 23, 2026
“My vehicle has been stalling and burning/leaking oil internally for some time now with white smoke coming from the rear. Well Infiniti sent a post card and stated that the emission warranty is extended for 120,000 miles which my vehicle has had the issue for some time and it was already over 120k…”
filed Nov 19, 2025

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

***** Retailer Announcement ***** INFINITI is committed to providing the highest levels of product quality and customer satisfaction. Therefore, INFINITI is conducting a warranty extension to Full Useful Life (FUL) of…
P4A05, P4A06 · Service Bulletin/Repair Instructions · issued Feb 4, 2025
TURBOCHARGER REPLACEMENT PROCEDURE APPLIED ENGINES: VR30DDTT IF YOU CONFIRM One or both turbochargers require replacement. ACTION 1. Replace the affected turbocharger(s).  Refer to the SERVICE PROCEDURE in this…
ITB22-038D · Service Bulletin/Repair Instructions · issued Feb 4, 2025
ENGINE ROOM SUB-HARNESS IF YOU CONFIRM DTC P06DA-00 for “ENGINE OIL PRESSURE CONTROL” is stored as current (active) with CONSULT-III plus (C-III plus). ACTION Replace the engine room sub-harness. Refer to the SERVICE…
ITB24-017A · Service Bulletin/Repair Instructions · issued Jan 14, 2025