Automatic adjusting system for automobile rearview mirrors

Disclosed is an automatic adjusting system for automobile rearview mirrors. A front-back adjusting switch, a backrest inclination adjusting switch and a height adjusting switch respectively gives out adjusting instructions to adjust front-back positions, backrest inclination and height of a seat. A front-back adjusting motor, a backrest inclination adjusting motor and a height adjusting motor respectively respond to the instructions to adjust front-back positions, backrest inclination and height of the seat. A front-back position sensor, a backrest inclination sensor and a height sensor respectively detects the adjusted front-back positions, backrest inclination and height of the seat and inputs the detected seat position parameters to an electronic control unit. The electronic control unit obtains the ideal position of a rearview mirror lens according to the input seat position parameters and transmits a rearview mirror lens adjusting instruction to a lens drive motor, and the drive motor drives the rearview mirror lens to adjust the same to the ideal position.