i think your sat nav is different to mine as i have the model that integrates with the head unit/bluetooth/dvd etc...
so i think yours may have the video connection on the back of your screen. i think a couple of the others can confirm that.
ahhh that is the dilemma im facing now. right now i have to manually press 'aux' if i wanna see the camera (and in reverse gear) but my woes have been documented here:
viewtopic.php?f=6&t=6564i have ordered the plug that i need for my head unit which will tell the head unit and screen when reverse is selected and overide the video and display it on screen.