How do I use the rear mirror reverse camera for the BMW 5 Series? Jane March 01, 2024 03:56 Updated Shift your gear to reverse gear. The mirror monitor will detect the video signal from the camera automatically and will display the camera’s image of the rear of the vehicle. Related articles How do I start a Mazda 3? How do I switch on/off the wipers for the BMW 5 Series? How do I adjust door locks and locate the central locking button for BMW 5 Series? Where is the parking brake on the BMW 5 Series? How do I switch on the Bluetooth for the Hyundai KONA Hybrid?