Infiniti Q50 owners have reported 74 power train related problems since 1996. Table 1 shows the 4 most common power train problems. The number one most common problem is related to the vehicle's power train (66 problems). The second most common problem is related to the vehicle's automatic transmission control module (5 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Power Train problems | |
| Automatic Transmission Control Module problems | |
| Automatic Transmission problems | |
| Transmission Not Go Into Gear problems |
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. Read details...
Transmission valve body failed while driving which caused shifts to be limited. It could have caused an inability to shift at all, which is a safety issue. This issue has been inspected and confirmed by an independent shop. No warning signs were present before the failure. Read details...
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. Read details...
While accelerating, the driver switched the vehicle from manual shift mode to automatic. The driver noted a significant increase in measured rpm via the tachometer as if the vehicle "jumped into a lower gear or failed to find a gear. Read details...