Nissan X-Trail 2024 Owners Manual
7.12.3.1. Condition B
In the following conditions, the 
indicator (yellow) and the [Temporarily Disabled Camera Blocked See Owner's Manual] warning message will appear in the vehicle information display and the system will be turned off automatically.
The camera area of the windscreen is covered with moisture, snow, ice, dirt or some other object.
The camera area of the windscreen is continuously covered with dirt, etc.
Action to take:
Check that the windscreen is clean and free from ice/mist in front of the camera. If necessary, operate the Max defogging/defrosting function or heated windscreen (where fitted) to clear. This may take several minutes.
When the above conditions no longer exist, the TSR system will resume automatically.
Owners Manual