On Board Diagnosis Logic
WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
The MIL will not light up for this diagnosis.
ON BOARD DIAGNOSIS LOGIC
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P1225 1225 | Closed throttle position learning performance problem | Closed throttle position learning value is excessively low. | Electric throttle control actuator (TP sensor 1 and 2) |