I have a Z-1. My backup camera has always worked fine, until just a few days ago. The GPS was confused so I hit the reset button, and I'm pretty sure (though not certain) that's when the problem with the camera began.
In short, it no longer switches to the camera view when I shift into reverse. However:
V > Back Camera DOES display the camera view to let me adjust the picture quality, so we know the connection is there and good. Settings > Hardware > Connection Status DOES show the 'Back Signal' switching between Low and High when I shift in and out of reverse, so we know tha