Automobile semi-active stabilizer bar control method and system

The invention discloses an automobile semi-active stabilizer bar control method and system, and belongs to the technical field of automobile stabilizer bar control, and the method comprises the following steps: S1, initializing a system: when an automobile stabilizer bar control unit assembly detects that vehicle-mounted KL15 power is powered on, a stabilizer bar electronic control unit in the automobile stabilizer bar control unit assembly is awakened, and the stabilizer bar electronic control unit is started; the stabilizer bar electronic control unit starts to execute a peripheral drive initialization program of the micro-control unit; s2, fault diagnosis: after initialization of the stabilizer bar electronic control unit is completed, KL30 power, a pressure sensor, an electromagnetic valve, a CAN transceiver and whole vehicle node message signals in an automobile are collected, fault diagnosis is carried out, if a fault is detected, the step S3 is executed to execute a limping strategy, and if no fault ex