2015 Infiniti Q50 problems, complaints & recalls
Most-reported problem areas: Steering (23) · Power Train (23) · Vehicle Speed Control (21)
🧭 Reliability snapshot
Compared against other Infiniti Q50 model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
54 NHTSA complaints that reported an odometer reading.
Safety recalls (3)
Power Train:driveline:driveshaft 2024-06-21 · campaign 24V470000 · 7,222 vehicles
Defect: Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft can fatigue and break.
Risk: A broken driveshaft can result in a loss of drive power, or a vehicle roll away when the vehicle is in park without the parking brake applied. Both scenarios can increase the risk of a crash.
Fix: Dealers will replace the driveshaft, free of charge. Owner notification letters were mailed August 13, 2024. Owners may contact INFINITI's customer service at 1-800-662-6200. INFINITI's numbers for this recall are R24A5 and R24A7.
Steering:automated/Adaptive Steering 2016-06-13 · campaign 16V430000 · 28,182 vehicles
Defect: 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.
Air Bags:sensor:occupant Classification 2016-04-26 · campaign 16V244000 · 3,296,947 vehicles
Defect: Nissan North America, Inc. (Nissan) is recalling certain model year 2016-2017 Nissan Maxima, 2013-2016 Nissan Altima, NV200, LEAF, Sentra, and Pathfinder, 2014-2016 Nissan NV200 Taxi, Infiniti QX60, QX60 Hybrid, and Q50 Hybrid, 2014-2017 Nissan Rogue and Infiniti Q50, 2015-2016 Nissan Murano, Murano Hybrid, and Chevrolet City Express, 2014-2015 Nissan Pathfinder Hybrid, and 2013 Infiniti JX35 vehicles. In these vehicles, the front seat passenger Occupant Classification System (OCS) may incorrec
Risk: If the passenger frontal air bag does not deploy as intended in the event of a crash, the passenger is at an increased risk of injury.
Fix: Nissan will notify their owners. Chevrolet City Express owners will be notified by General Motors. Dealers will reprogram the Air Bag Control Unit (ACU) and OCS Electronic Control Unit (ECU) in Altima, Maxima, Murano, Rogue, and Sentra vehicles, and replace the OCS ECU in LEAF, NV200, NV200 Taxi, Pathfinder, Infiniti Q50, JX35, and QX60 and Chevrolet City Express vehicles, free of charge. Interim notices were sent to owners on May 31, 2016. Owners will receive a second notice when remedy par
Service bulletins (204)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Structure:body 2026-04-13 · ITB09-063C · Service Bulletin/Repair Instructions
certification label and vin plate replacement service information because of collision damage or other vehicle repair, a replacement “certification label” or “vin plate/label” may be needed. hint: certification label = fmvss (federal motor vehicle safety standards) label. these items may be availabl
Electrical System 2026-03-30 · ITB12-011R · Service Bulletin/Repair Instructions
telematics 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 a telematics communication unit (tcu). with an active infiniti connection® or in
Forward Collision Avoidance: Automatic Emergency Braking 2025-02-20 · ITB23-023A · Service Bulletin/Repair Instructions
aeb warning light is on with warning messages displayed on combination meter applied vehicles: 2015-2024 q50 (v37) 2015-2018 q50 hybrid (hv37) 2017-2022 q60 (cv37) 2015-2019 q70 (y51) 2015-2018 q70 hybrid (hy51) 2019-2024 qx50 (j55) 2022-2024 qx55 (fj55) 2015-2021 qx60 (l50) 2022-2024 qx60 (l51) 201
Air Bags 2024-09-19 · ITB19-024D · Service Bulletin/Repair Instructions
dtc b00a0-00 storeif you confirm dtc b00a0-00 (occupant detection sensor unit) is stored, and ocs zero point reset cannot be performed, (continued on the next page)d
Electrical System 2024-05-20 · ITB13-052E · Service Bulletin/Repair Instructions
intelligent 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.
Electrical System 2024-05-20 · ITB13-006D · Service Bulletin/Repair Instructions
can communication – network diagnostic flow chart this bulletin has been amended. see amendment history on the last page. please discard previous versions of this bulletin.
Showing the 6 most recent of 204 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-14 · Visibility:sun/Moon Roof Assembly“i was parked in my garage getting ready to start my car and the glass in my moonroof spontaneously shattered. there was no object that hit it because i was in my garage. it sounded like a gunshot. the glass flew upward and the glass looks like it shattered into a little volcano on the edges.…”
2026-08-12 · Unknown Or Other“while operating the vehicle, the transmission suffered an abrupt failure resulting in diagnostic trouble code (dtc) p0720 (output speed sensor circuit). further diagnostic inspection revealed a complete internal failure of the integrated valve body assembly, which houses the transmission control module (tcm), solenoids, and output speed sensors. t…”
2026-07-27 · Steering“after starting the car the steering wheel jumps off center and the steering is all over the place. have to start the car again and the steering wheel jumps the other direction. i strongly suggest this is exactly what the june 13, 2016 nhtsa campaign number 16v43000 the software may reduce steering ability and increase risk of crash.the direct steer…”
2026-07-21 · Steering“direct adaptive steering experienceing at start up altering the vehicles steering and responsiveness and turning radius does not work and is increasing the risk of a crash. very unsafe to drive. there is a recall 16v430000 on this very problem. have been told by dealership and nissan motors that my car is not on the recall and i will have to pay my…”
2026-07-15 · Vehicle Speed Control“while driving my 2015 infiniti q50s, the transmission suddenly suffered a catastrophic electronic failure, causing the vehicle to immediately drop into "limp mode." this resulted in a sudden and dangerous loss of acceleration while operating in traffic. a diagnostic scan revealed trouble codes p0500 and p0720 (output speed sensor circuit). however…”
2026-06-23 · Steering“das issue that i have been dealing with for two months now, issue is still not resolved even after taking out a personal loan for 6k to fix the modules at douglas infiniti, waited weeks for the modules, they replaced the modules, did the calibration but a new issue is happening where i'm losing control for a split second and the car would either pu…”
2026-05-14 · Power Train“the valve body on these cars are useless. driving down a highway and cant shift out of 3rd gear almost had a car re-end me. today i am driving and the ecu is not responding i see the check engine light on then i'm like not again. this would be the 3rd valve body i replaced. first i replaced the whole transmission thinking that is what i needed and…”
2026-04-15 · Vehicle Speed Control“the transmission speed sensor has failed needs a new valve body. it seems like a very common problem with this car and it’s a $3000 fix according to my mechanic. i think there needs to be a recall issued considering everybody on this website is reporting the same problems. …”
2026-03-05 · Power Train:automatic Transmission · 99,000 mi“the contact owns a 2015 infiniti q50. while driving at various speeds, the transmission was slow to shift. the vehicle failed to properly accelerate while depressing the accelerator pedal, and the check engine warning light remained illuminated. the vehicle was taken to a local transmission mechanic to be diagnosed, and it was determined that the g…”
2026-02-17 · Power Train“transmission control body. lost of speed during driving which put me in danger of being hit from behind on the highway. the car was scanned and came up the code p0500 and p0720.…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.