When connected this way, the system can be switched on, either with a running or a stopped engine. This means that the system will be directly connected to a power source like in method #1, but the cables will then be run through a switch. The third method is the use of a button to switch on the camera at will. Simply connecting to any device or cable, which is controlled by the ignition system, is sufficient. The connection does not have to be directly at the ignition. This method protects the vehicle’s battery from being drained, and is also a very popular ‘Always On’ camera method, used in commercial delivery vans and trucks. Using this method, the camera will only come on after the engine has been started. It is also possible to connect the camera or camera system to the vehicle’s ignition. The disadvantage is that your vehicle’s battery could get drained, when you don’t use the vehicle for a while. One advantage of having your backup camera system always on in this way, is that you can use it as a security system, if your monitor has a video recording function. You could also get the power straight from the fuse box, although you will need to know exactly what you are doing. The cigarette lighter socket, is the most convenient way of doing this. ![]() You can connect the camera to a constant power source, and simply have it always on. Following are 3 popular wiring methods, to have an ‘Always On’ backup camera system: So, the simple answer is: Yes, backup cameras can constantly stay on, if you wire them correctly. Some backup camera systems are designed specifically for reversing, but there are also systems that are designed to always stay on. There are people who need a backup camera system that only comes on during reverse, and those who want it to stay constantly on.
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