1. The camera is broken, or there is a foreign body blocking the camera, which will cause the reverse camera to not show. The owner can get out of the car to check whether the camera is blocked by foreign bodies. If there is no foreign bodies, and then the picture is still not displayed, it may be that the camera is broken, and the owner needs to go to the maintenance shop for repair or replacement.
2. if the car’s display screen is broken, it may also lead to no picture when reversing. Owners can check to see if the screen works, or try turning it off and restarting it.
3. if the owner often take a bumpy road, then it is likely that the connection line of the camera is faulty, the owner can check whether the connection line of the camera is normal.
4. If the car’s battery is dead, the camera may not work properly. For example, turning on the lights for a long time when the car is off the engine or using multimedia will cause the car battery to lose power, and eventually the camera may not start properly.