A control arrangement for a vehicle motion system including a braking function, comprising : - motion actuators with at least one or more brake actuators (BA) pertaining to the braking function, - at least a first vehicle motion management controller (VMM1) and a second vehicle motion management controller (VMM2), forming a redundant assembly to control the braking function, wherein, in riding conditions, the first vehicle motion management controller is controlling the brake actuators with a current nominal expected braking performance, while the second vehicle motion management controller (VMM2) is in a waiting-to-operate mode, without substantial influence on the braking performance, the control arrangement comprising a hot swap functionality in which the second vehicle motion management controller (VMM2) is configured to take over control of the brake actuators from the first vehicle motion management controller, with the current nominal expected braking performance, in a time period (SWT) less than one second, preferably less than 0,5 second, more preferably less than 0,3 second, wherein the braking actuators operate with compressed air, wherein there is provided a main braking pneumatic circuit (MBC) controlled by the first vehicle motion management controller (VMM1) in charge of the current nominal expected braking performance, and a backup braking pneumatic circuit (BKC) controlled by the second vehicle motion management controller (VMM2), wherein the backup braking pneumatic circuit (BKC) is pre-charged in the waiting-to-operate mode, with a waiting-to-operate pressure which is less than the pressure applied in the main braking pneumatic circuit (MBC). - motion actuators with at least one or more brake actuators (BA) pertaining to the braking function, - at least a first vehicle motion management controller (VMM1) and a second vehicle motion management controller (VMM2), forming a redundant assembly to control the braking function, wherein, in riding conditions, the first vehicle motion management controller is controlling the brake actuators with a current nominal expected braking performance, while the second vehicle motion management controller (VMM2) is in a waiting-to-operate mode, without substantial influence on the braking performance, the control arrangement comprising a hot swap functionality in which the second vehicle motion management controller (VMM2) is configured to take over control of the brake actuators from the first vehicle motion management controller, with the current nominal expected braking performance, in a time period (SWT) less than one second, preferably less than 0,5 second, more preferably less than 0,3 second, wherein the braking actuators operate with compressed air, wherein there is provided a main braking pneumatic circuit (MBC) controlled by the first vehicle motion management controller (VMM1) in charge of the current nominal expected braking performance, and a backup braking pneumatic circuit (BKC) controlled by the second vehicle motion management controller (VMM2), wherein the backup braking pneumatic circuit (BKC) is pre-charged in the waiting-to-operate mode, with a waiting-to-operate pressure which is less than the pressure applied in the main braking pneumatic circuit (MBC). <EOS>