Possible Cause
WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
DTC P014C, P014D, P015A and P015B
- Harness or connectors [The A/F sensor 1 (bank 1) circuit is open or shorted.]
- A/F sensor 1 (bank 1)
DTC P014E, P014F, P015C and P015D
- Harness or connectors [The A/F sensor 1 (bank 2) circuit is open or shorted.]
- A/F sensor 1 (bank 2)