System for closing idling start-stop function of engine through water level

The utility model discloses a system for closing an engine idling start-stop function through a water level, which comprises a power supply I and an idling start-stop control unit, the idling start-stop control unit comprises an idling start-stop circuit and a start-stop button K3 which are connected in series, the start-stop button K3 is used for manually controlling the on-off of the idling start-stop circuit, one end of the start-stop button K3 is connected with the positive electrode of the power supply I, and the other end of the start-stop button K3 is connected with the negative electrode of the power supply I; one end of the idling start-stop circuit is grounded, and the water level monitoring control unit is used for triggering the idling start-stop circuit to be closed by monitoring the height of the water level. According to the utility model, a driver does not need to find a key or a method for closing an idling start-stop function, and when a deep wading position is passed, the low-water-level mo