DTC Detection Logic
WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
| DTC |
Display item |
Malfunction detected condition |
Possible cause |
| P1804 |
CONTROL UNIT 3 |
Malfunction has occurred inside AWD control unit. |
Malfunction is detected in the memory (EEPROM) system of transfer control unit. |