Use of the ETCS-i system without mechanical communication provided excellent management of an accelerator. For management of a butterfly valve the electric motor of a direct current with the minimum power consumption is used. The engine electronic control unit in the mode on duty exercises control of current of the electric motor of a butterfly valve for regulation of an angle of opening of a butterfly valve.

Fig. 2.195. Throttle knot: 1 – sensor of provision of a butterfly valve; 2 – electric motor of the drive of a butterfly valve