Nav Prep plug, fused?

[JaySal]

The Nav Prep plug behind the radar cover, does anyone know if this is fused somewhere? Im just wondering as it will be a pig to leave an inline fuse for another Nav system behind that housing

 

[pbbanks]

The Nav Prep plug behind the radar cover, does anyone know if this is fused somewhere? Im just wondering as it will be a pig to leave an inline fuse for another Nav system behind that housing

Think it's canbus controlled so no direct fuse.