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 is not inordinately low.
| DTC No. | Trouble Diagnosis Name | DTC Detecting Condition | Possible Cause |
|---|---|---|---|
| P0131 0131 (Bank 1) |
Air fuel ratio (A/F) sensor 1 circuit low voltage |
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| P0151 0151 (Bank 2) |