Possible Cause
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0172
- A/F sensor 1 (bank 1)
- Fuel injector
- Exhaust gas leaks
- Incorrect fuel pressure
- Mass air flow sensor
DTC P0175
- A/F sensor 1 (bank 2)
- Fuel injector
- Exhaust gas leaks
- Incorrect fuel pressure
- Mass air flow sensor