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.
P0138-A, P0158-A
- Harness or connectors (The heated oxygen sensor 2 circuit is open or shorted)
- Heated oxygen sensor 2
P0138-B, P0158-B
- Harness or connectors (The heated oxygen sensor 2 circuit is open or shorted)
- Heated oxygen sensor 2
- Fuel pressure
- Fuel injector