Reverse Backup camera wiring - YouTube Click to view on Bing3:09Did you recently buy a reverse camera and not sure what red power wire to use? Did you get an RCA cable with a little red wire on both ends? Not quite sure what to make of the terrible instructions?Author: TravelingDirectorViews: 1 How to install a Reverse Camera The camera requires a 12 volt reverse feed in order to switch on the camera and monitor when reverse is selected. This power source is easy to tap into, just locate the reverse lamp in your tail light assembly and use a test light or multimeter - to determine which wire is positive. Car Camera Wiring Tip - Using the red tail wire for power Click to view on Bing4:35Please CLICK THE BELL if you want to see my videos! If you've ever looked at one of those Amazon or eBay car cameras and wondered how you wire it, maybe this will help. Yes.. that red lead comingAuthor: o3djeeps [ OVERCLOCK3D Jeeps ]Views: 784K Fitting the Reversing Camera - Optus Fitting the Reversing Camera. Fitting the reversing camera is the most tiresome and lengthy of the processes. Connect a second wire to the reverse light wiring to run beneath the trims and up to the radio space to trigger the digOptions screen when reverse is selected. 4. Here is the circuit diagram. Above: Reverse light circuit. 1. SilveradoSierra • Reverse wire for backup camera I ordered an aftermarket backup camera (same I had in my T****a, so easy install), but I am having trouble finding out where the reverse wire is so I can tap into it for the camera to power on when put into reverse.