The invention relates to a steering system (10) for a motor vehicle, with a steering handle (12) for manual actuation of the steering system (10), at least one steerable motor vehicle wheel which can be mechanically coupled to the steering handle (12), a steering column (14) which is rotatable about a steering-system axis (A) and has an input shaft (16) connected fixedly to the steering handle (12) and an output shaft (18) connected to the at least one steerable motor vehicle wheel for rotation therewith, and with a steering-system-blocking element (20) which is connected fixedly to a body of the motor vehicle, wherein a locking device (22) can either enable or block a relative rotation between the input shaft (16) and the body-mounted steering-system-blocking element (20), and wherein a coupling device (34) can either enable or block a relative rotation between the input shaft (16) and the output shaft (18).