DTC Detection Logic
WARNING: This page is about a different car, the 2013 Infiniti M56. However, it is still accessible from the selected car via links, so may be relevant.
| DTC No. | Trouble diagnosis name (Trouble diagnosis content) | DTC detecting condition | Possible cause |
|---|---|---|---|
| P1805 | BRAKE SW/CIRCUIT (Brake switch) | A brake switch signal is not sent to ECM for extremely long time while the vehicle is being driven. |
|