Automobile sound effect control system and control method

The invention discloses an automobile sound effect control system and method.The control system comprises an automobile machine and an external power amplifier, the automobile machine is connected with the external power amplifier through a CAN wire, and the control method comprises the steps that under the conditions that a racing track mode linkage function is started, and the automobile is not in a racing track mode, when the automobile enters the racing track mode, the external power amplifier is connected with the external power amplifier; the vehicle machine sends the instruction for setting the surging sound effect to the external power amplifier, and the external power amplifier sets the sound effect of the loudspeaker as the surging sound effect according to the instruction for setting the surging sound effect; under the condition that the track mode linkage function is started and the vehicle is in the track mode, when the vehicle exits from the track mode, the vehicle machine sends a standard sound