Vehicle maintenance assisting device with illumination function

The invention discloses a vehicle maintenance assisting device with an illumination function, and belongs to the technical field of vehicles. The vehicle maintenance assisting device comprises a bottom plate, a water pipe, a water tank, a heating wire, a lamp tube, a head accessory, a connecting box, a cooling fan, a storage battery, a reminding piece and universal wheels; the water tank and a groove are formed in the two ends of the bottom plate, the head accessory is arranged in the groove, and the water tank and the water pipe are connected; the water pipe and the heating wire are arrangedin the bottom plate, and the heating wire is arranged on the position adjacent to the water pipe; the connecting box is arranged on the outer side of the end, provided with the water tank, on the bottom plate and internally provided with the cooling fan; the reminding piece is arranged on one side of the bottom plate, and a sliding rail is arranged on the surface of the other side of the bottom plate; the sliding rail is