On Board Diagnosis Logic
WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
The MIL will not light up for this diagnosis.
DTC DETECTION CONDITION
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P1226 1226 | Closed throttle position learning performance problem | Closed throttle position learning is not performed successfully, repeatedly. | Electric throttle control actuator (TP sensor 1 and 2) |