On Board Diagnosis Logic
WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
To judge the malfunction, the diagnosis checks that the A/F signal computed by ECM from the A/F sensor 1 signal fluctuates according to fuel feedback control.
| DTC No. | Trouble Diagnosis Name | DTC Detecting Condition | Possible Cause | |
|---|---|---|---|---|
| P0130 0130 (Bank 1) |
Air fuel ratio (A/F) sensor 1 circuit | A) | The A/F signal computed by ECM from the A/F sensor 1 signal is constantly in the range other than approx. 2.2 V. |
|
| P0150 0150 (Bank 2) |
B) | The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 2.2 V. | ||