Automobile engine maintenance auxiliary device

The utility model provides an automobile engine maintenance auxiliary device which comprises a base. And a sliding assembly is arranged on the base. According to the automobile engine maintenance auxiliary device, through cooperation of the L-shaped sliding rail and the fixing assembly, the position of an engine on the fixing assembly can be adjusted at will, and personnel can maintain the engine in any posture in work. The problem that personnel keep a certain posture to work for a long time during maintenance is effectively solved; and the physical exhaustion of the personnel is large. Moreover, the engine is located at a high position for a long time, the fixing assembly for fixing the engine can bear huge pressure for a long time; in the past, all parts of the equipment are certainly damaged, and through the arranged L-shaped sliding rail, when maintenance personnel stop maintenance halfway due to other things, the engine can slide to the lower position of the L-shaped sliding rail, so that the engine and