DTC Detection Logic
WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC
| DTC |
Display contents of CONSULT-III |
DTC detection condition |
Possible malfunction factor |
| U1225 |
USB CONTROLLER [U1225] |
USB connection malfunction is detected. |
Check that the connection to the USB connector is normal. |