An automatic adjustment method for a vehicle, being implemented by means of a recognition and acquisition subsystem, a storage subsystem, and a vehicle setting adjustment subsystem, wherein the method comprises the following steps: a service request step of issuing, by a vehicle owner, a request for an energy courier service; a service authorization step of authorizing, based on the request for an energy courier service, an energy courier to use a vehicle; a feature value preloading step of preloading, by the storage subsystem, vehicle setting parameters corresponding to the energy courier; characterized in that the method further comprising: an object recognition step of recognizing features of the energy courier and determining whether there are vehicle setting parameters corresponding to the features, by the recognition and acquisition subsystem; and an automatic vehicle adjustment step of automatically adjusting, if there are corresponding vehicle setting parameters in the storage subsystem, settings of the vehicle according to the vehicle setting parameters, and adjusting, if there is no corresponding vehicle setting parameter in the storage subsystem, the settings of the vehicle according to the latest vehicle setting parameters set by the energy courier during current driving of the vehicle, by the vehicle setting adjustment subsystem. a service request step of issuing, by a vehicle owner, a request for an energy courier service; a service authorization step of authorizing, based on the request for an energy courier service, an energy courier to use a vehicle; a feature value preloading step of preloading, by the storage subsystem, vehicle setting parameters corresponding to the energy courier; characterized in that the method further comprising: an object recognition step of recognizing features of the energy courier and determining whether there are vehicle setting parameters corresponding to the features, by the recognition and acquisition subsystem; and an automatic vehicle adjustment step of automatically adjusting, if there are corresponding vehicle setting parameters in the storage subsystem, settings of the vehicle according to the vehicle setting parameters, and adjusting, if there is no corresponding vehicle setting parameter in the storage subsystem, the settings of the vehicle according to the latest vehicle setting parameters set by the energy courier during current driving of the vehicle, by the vehicle setting adjustment subsystem. an object recognition step of recognizing features of the energy courier and determining whether there are vehicle setting parameters corresponding to the features, by the recognition and acquisition subsystem; and an automatic vehicle adjustment step of automatically adjusting, if there are corresponding vehicle setting parameters in the storage subsystem, settings of the vehicle according to the vehicle setting parameters, and adjusting, if there is no corresponding vehicle setting parameter in the storage subsystem, the settings of the vehicle according to the latest vehicle setting parameters set by the energy courier during current driving of the vehicle, by the vehicle setting adjustment subsystem.