A motor vehicle self-driving method, comprising: obtaining, by a terminal device, first vehicle information of a first motor vehicle, wherein the first vehicle information comprises a first positioning mode and a first driving route; obtaining, by the terminal device, second vehicle information of a second motor vehicle, wherein the second motor vehicle is located in a preset range of the first motor vehicle, and the second vehicle information comprises a second positioning mode and a second driving route; determining, by the terminal device, whether the first driving route overlaps with the second driving route; when the first driving route overlaps with the second driving route, comparing, by the terminal device, positioning precision of the first positioning mode with positioning precision of the second positioning mode; determining, by the terminal device, a target positioning mode, wherein the target positioning mode is a positioning mode with higher positioning precision in the first positioning mode and the second positioning mode; determining, by the terminal device, a target driving parameter based on the target positioning mode; and controlling, by the terminal device, the first motor vehicle and the second motor vehicle to drive based on the target driving parameter; characterized in that when the first driving route is separated from the second driving route, stopping, by the terminal device, controlling the first motor vehicle or the second motor vehicle to drive based on the target driving parameter; wherein the first vehicle information further comprises first environment data of the first motor vehicle, and the second vehicle information further comprises second environment data of the second motor vehicle; and the determining, by the terminal device, a target driving parameter based on the target positioning mode comprises: when the target positioning mode is the first positioning mode, determining, by the terminal device, the target driving parameter based on the target positioning mode and the first environment data; or when the target positioning mode is the second positioning mode, determining, by the terminal device, the target driving parameter based on the target positioning mode and the second environment data. obtaining, by a terminal device, first vehicle information of a first motor vehicle, wherein the first vehicle information comprises a first positioning mode and a first driving route; obtaining, by the terminal device, second vehicle information of a second motor vehicle, wherein the second motor vehicle is located in a preset range of the first motor vehicle, and the second vehicle information comprises a second positioning mode and a second driving route; determining, by the terminal device, whether the first driving route overlaps with the second driving route; when the first driving route overlaps with the second driving route, comparing, by the terminal device, positioning precision of the first positioning mode with positioning precision of the second positioning mode; determining, by the terminal device, a target positioning mode, wherein the target positioning mode is a positioning mode with higher positioning precision in the first positioning mode and the second positioning mode; determining, by the terminal device, a target driving parameter based on the target positioning mode; and controlling, by the terminal device, the first motor vehicle and the second motor vehicle to drive based on the target driving parameter; characterized in that when the first driving route is separated from the second driving route, stopping, by the terminal device, controlling the first motor vehicle or the second motor vehicle to drive based on the target driving parameter; wherein the first vehicle information further comprises first environment data of the first motor vehicle, and the second vehicle information further comprises second environment data of the second motor vehicle; and the determining, by the terminal device, a target driving parameter based on the target positioning mode comprises: when the target positioning mode is the first positioning mode, determining, by the terminal device, the target driving parameter based on the target positioning mode and the first environment data; or when the target positioning mode is the second positioning mode, determining, by the terminal device, the target driving parameter based on the target positioning mode and the second environment data. when the target positioning mode is the first positioning mode, determining, by the terminal device, the target driving parameter based on the target positioning mode and the first environment data; or when the target positioning mode is the second positioning mode, determining, by the terminal device, the target driving parameter based on the target positioning mode and the second environment data.