One kind of switchable active/semi-active suspension system for vehicle superior to available ones, which have complicated structure, lower reliability and strict operation conditions, is provided. The electronically controlled switchable active/semi-active suspension system for vehicle includes mainly a hydraulic cylinder and a spring connected to the vehicle frame and axle separately, a hydraulic motor connected via pipeline to the hydraulic cylinder, a DC motor connected through a back coupling to the hydraulic cylinder, an accumulator connected to the DC motor, and a controller installed between the motor and the accumulator. The electronically controlled switchable active/semi-active suspension system has simple structure, high reliability, wide operation range, the functions of both active suspension and semi-active suspension, and wide application foreground.