Possible Cause
WARNING: This page is about a different car, the 2019 Nissan NV3500 HD and 2019 Nissan NV2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
P0030, P0031, P0036, P0051
- Harness or connectors (The A/F sensor 1 heater circuit is open or shorted)
- The A/F sensor 1 heater
P0032, P0052
- Harness or connectors (The A/F sensor 1 heater circuit is shorted)
- The A/F sensor 1 heater