An intelligent diagnosis assistance method, comprising: receiving a voice command input by a user; and parsing the voice command; characterized in that, the method further comprises: determining whether a first vehicle identification is included in the voice command; and if it is determined that the first vehicle identification is included in the voice command, the method further comprises: submitting a diagnosis assistance information acquisition request including the first vehicle identification to a server; wherein a diagnosis assistance information database is present in the server; and acquiring the diagnosis assistance information corresponding to the first vehicle identification from the server by searching in the diagnosis assistance information database; or if it is determined that the first vehicle identification is not included in the voice command, the method further comprises: controlling a vehicle-mounted device to acquire a second vehicle identification, and acquiring the diagnosis assistance information of the vehicle from the server according to the second vehicle identification; wherein the method further comprises: displaying the diagnosis assistance information to the user; wherein diagnostic results and maintenance help information are stored in association in the server, the method further comprises: acquiring a diagnostic result of the vehicle and transmitting the diagnostic result to the server in order that the server searches maintenance help information corresponding to the diagnostic result of the vehicle; and receiving the maintenance help information sent by the server and pushing the maintenance help information to the user. receiving a voice command input by a user; and parsing the voice command; characterized in that, the method further comprises: determining whether a first vehicle identification is included in the voice command; and if it is determined that the first vehicle identification is included in the voice command, the method further comprises: submitting a diagnosis assistance information acquisition request including the first vehicle identification to a server; wherein a diagnosis assistance information database is present in the server; and acquiring the diagnosis assistance information corresponding to the first vehicle identification from the server by searching in the diagnosis assistance information database; or if it is determined that the first vehicle identification is not included in the voice command, the method further comprises: controlling a vehicle-mounted device to acquire a second vehicle identification, and acquiring the diagnosis assistance information of the vehicle from the server according to the second vehicle identification; wherein the method further comprises: displaying the diagnosis assistance information to the user; wherein diagnostic results and maintenance help information are stored in association in the server, the method further comprises: acquiring a diagnostic result of the vehicle and transmitting the diagnostic result to the server in order that the server searches maintenance help information corresponding to the diagnostic result of the vehicle; and receiving the maintenance help information sent by the server and pushing the maintenance help information to the user. determining whether a first vehicle identification is included in the voice command; and if it is determined that the first vehicle identification is included in the voice command, the method further comprises: submitting a diagnosis assistance information acquisition request including the first vehicle identification to a server; wherein a diagnosis assistance information database is present in the server; and acquiring the diagnosis assistance information corresponding to the first vehicle identification from the server by searching in the diagnosis assistance information database; or if it is determined that the first vehicle identification is not included in the voice command, the method further comprises: controlling a vehicle-mounted device to acquire a second vehicle identification, and acquiring the diagnosis assistance information of the vehicle from the server according to the second vehicle identification; wherein the method further comprises: displaying the diagnosis assistance information to the user; wherein diagnostic results and maintenance help information are stored in association in the server, the method further comprises: acquiring a diagnostic result of the vehicle and transmitting the diagnostic result to the server in order that the server searches maintenance help information corresponding to the diagnostic result of the vehicle; and receiving the maintenance help information sent by the server and pushing the maintenance help information to the user. acquiring a diagnostic result of the vehicle and transmitting the diagnostic result to the server in order that the server searches maintenance help information corresponding to the diagnostic result of the vehicle; and receiving the maintenance help information sent by the server and pushing the maintenance help information to the user.