The invention discloses a wireless charging method for an electric automobile. The method includes the steps that a driver presses a parking charging button down, information of a coil on the charging side and the position of the automobile is transmitted to the automobile through a GPS module and a wireless signal transmitter, and the automobile automatically conducts parking and coil alignment through an automatic parking system according to position deviation information; after alignment is finished, a signal is sent to an electronic parking system to finish parking; and an automobile-mounted battery management system judges whether the current state is a chargeable state or not, and if the current state is the chargeable state, the automobile is charged. By the adoption of the method, the automatic parking system is additionally arranged on the automobile, the charging coil is accurately aligned through the GPS module and a wireless signal receiver, the charging effectiveness and efficiency are improved, and automatic parking and automatic charging functions are achieved; the weight and cost of the automobile are reduced, and no coil adjusting device is needed; and meanwhile the parking convenience is improved through the automatic parking system.