The backup light is a light that is located in the vehicle's rear and it is joined with the tail light. The light shows other drivers on the road when the car is reversing.
Back-up light functionThe backup lamp is made to illuminate the rear when backing up to warn other vehicle operators. Every vehicle has to have one or two reverse lamps equipped on the rear mounts. Certain lights are required by some countries, like in the US where the vehicle must have white reverse lights, while in Australia amber lights are authorized.
Common problems with a malfunctioning backup lightA malfunctioning can lead to accidents if not illuminating problems, but can also get the user into legal problems.