WO2019242304A1 - Procédé et appareil de diagnostic d'automobile - Google Patents

Procédé et appareil de diagnostic d'automobile Download PDF

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Publication number
WO2019242304A1
WO2019242304A1 PCT/CN2019/072538 CN2019072538W WO2019242304A1 WO 2019242304 A1 WO2019242304 A1 WO 2019242304A1 CN 2019072538 W CN2019072538 W CN 2019072538W WO 2019242304 A1 WO2019242304 A1 WO 2019242304A1
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WO
WIPO (PCT)
Prior art keywords
target
operation path
function
target function
diagnostic
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Application number
PCT/CN2019/072538
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English (en)
Chinese (zh)
Inventor
刘均
邓春武
Original Assignee
深圳市元征科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication of WO2019242304A1 publication Critical patent/WO2019242304A1/fr

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
    • G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24065—Real time diagnostics

Definitions

  • the present application relates to the field of communication technologies, and in particular, to a method and a device for automobile diagnosis.
  • the on-board automatic diagnostic system is used to self-diagnose the faults of the automobile engine, braking, steering and other systems, and store and display them in the form of fault codes, which greatly facilitates the failure of automobiles Detection.
  • a diagnosis device is used to obtain a car fault code from a car system by configuring an operation function and a corresponding operation path on the diagnosis device, and locally searching for a corresponding operation function according to an operation function triggered by a user in a diagnosis software interface. Operation path, and then automatically read the corresponding fault code from the car system through the found operation path.
  • each diagnostic device in the prior art are configured in advance and stored separately locally. If you need to add the operation function of the diagnostic device or modify the execution function of the car system, The diagnostic software on each diagnostic device must be re-updated so that each diagnostic device has a correspondingly added or modified operation path to automatically perform the corresponding new or modified operation on the car through the added or modified operation path Function, operation process is very tedious and extremely inconvenient to use.
  • the purpose of the present application is to provide a method and device for automobile diagnosis, which reduce the operation steps of automobile diagnosis, thereby at least to a certain extent overcoming the limitations and defects of related technologies. Tedious questions.
  • a method for automobile diagnosis includes: obtaining a function execution instruction for automobile diagnosis, the function execution instruction including a target function instructing execution; and requesting all
  • the operation path query is a target operation path corresponding to the target function; the target operation path obtained by the query automatically performs the target function on a diagnostic car.
  • the querying the target operation path corresponding to the target function from all shared operation paths according to the function execution instruction request includes: obtaining device information of the diagnostic car from the function execution instruction. And the target function instructed to be executed; and querying all shared operation paths for a target operation path that matches the device information and the target function according to the device information and the target function.
  • the automobile diagnostic method further includes: if a target operation path corresponding to the target function is not queried among all the shared operation paths, generating a method for indicating that the target operation path is not queried. Prompt message.
  • the method for car diagnosis further includes: obtaining operation path information input in a car diagnosis interface, the operation path information corresponding to the target function; and sharing the operation path corresponding to the target function information.
  • the sharing the operation path information corresponding to the target function includes: uploading the operation path information corresponding to the target function and the target function to a data sharing center, and the data sharing The center is used to share all operation paths; request the data sharing center to store the operation path information in association with the target function.
  • a car diagnostic device includes: a function execution instruction acquisition module for receiving a function execution instruction for car diagnosis, the function execution instruction including a target function instructing execution; an operation path query The requesting module is configured to request, according to the function execution instruction, to query all the shared operation paths for a target operation path corresponding to the target function; the operation path execution module is configured to perform the diagnosis on the target operation path obtained through the query.
  • the car performs the target function automatically.
  • a car diagnostic device including: a processor; and a memory for storing executable instructions of the processor; wherein the processor is configured to execute the executable instructions by Carry out the automotive diagnostic method according to any one of the above.
  • a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, the automobile diagnosis method according to any one of the foregoing is implemented.
  • a diagnostic device obtains a function execution instruction of a car diagnosis, the function execution instruction includes a target function instructing execution, and then requests all shared operation paths to query a target operation path corresponding to the target function according to the function execution instruction request. Therefore, the target operation path obtained by the query automatically performs the target function on the diagnostic car.
  • FIG. 1 is a schematic diagram of a car diagnostic system involved in the present application
  • Fig. 2 is a flowchart of a method for car diagnosis according to an exemplary embodiment
  • FIG. 3 is a schematic diagram of another automobile diagnostic system involved in the present application.
  • Fig. 4 is a flowchart illustrating a method for implementing step 230 in Fig. 2 according to an exemplary embodiment
  • Fig. 5 is a flowchart of a method for car diagnosis shown in another exemplary embodiment
  • FIG. 6 is a flowchart illustrating a method for implementing step 330 in FIG. 5 according to an exemplary embodiment
  • Fig. 7 is a block diagram of a car diagnostic device according to an exemplary embodiment.
  • FIG. 1 is a schematic diagram of an automobile diagnostic system involved in the present application.
  • the car diagnostic system includes a car 100, a diagnostic device 200, and a shared server 300.
  • the sharing server 300 is configured to store shared data, and the shared data includes operation functions that all the diagnostic devices 200 may perform and operation paths corresponding to the operation functions.
  • the operation function is a user instructing the diagnosis operation performed by the diagnosis device 200, such as reading a diagnostic code of a car engine system fault code, or a brake code of a car braking system, and the operation path is to enter the automobile when the diagnosis device 200 performs a corresponding operation function The entry path of the system.
  • the operation function for reading the fault code of the car transmitter system can be "System selection ⁇ Engine system ⁇ Read fault code"; and for reading the fault of the car brake system Code operation function, the corresponding operation path can be "system selection ⁇ braking system ⁇ read fault code”.
  • Diagnostic software is run in the diagnostic device 200 to query the operation path corresponding to the operation function from the shared server 300 according to the operation function triggered by the user in the diagnostic software, so that the vehicle 100 is automatically executed to correspond to the operation function according to the operation path found. Diagnostic operations. Taking the operation path “System Selection ⁇ Engine System ⁇ Read DTC” as an example, the diagnostic device 200 enters the engine system of the automobile 100 according to this operation path, and performs the operation of reading the engine DTC.
  • the diagnostic device 200 may be a smart phone, a tablet computer, a notebook computer, a computer, or any other electronic device capable of running diagnostic software.
  • the number of diagnostic devices 200 is at least one (three shown in FIG. 1), and these diagnostic devices 200 query the operation paths corresponding to the respective operation functions from the shared server 300 to connect to each of them according to the operation paths found The car 100 performs a corresponding diagnosis operation.
  • FIG. 2 is a flowchart of a method for car diagnosis shown in an exemplary embodiment. The method is applicable to the diagnosis device 200 shown in the car diagnosis system in FIG. 1. As shown in FIG. 2, the method may include the following steps:
  • step 210 a function execution instruction of a car diagnosis is obtained, and the function execution instruction includes a target function instructing execution.
  • the function execution instruction of the car diagnosis is generated by the diagnosis software according to a trigger operation of the user in the diagnosis software interface.
  • the diagnostic software interface is provided with several operation portals, and these operation portals respectively correspond to the operation functions that the diagnostic equipment automatically performs on the diagnosis car.
  • the diagnostic software interface is provided with an operation entry for "reading the engine engine system fault code". If the user wants the diagnostic equipment to perform the operation function of reading the engine engine system fault code, the operation entry can be triggered accordingly.
  • the operation entry set on the diagnostic software interface may also include an operation entry for "reading a car brake system fault code", an operation entry for "reading a car steering system fault code”, etc., which are not limited here.
  • the function execution instruction of the car diagnosis may also be generated by the diagnosis software according to the recognition result of the voice signal input by the user, or the diagnosis device may detect that the function button configured by the user is triggered by the user. Generated accordingly.
  • the diagnostic operation performed by the diagnostic device indicated by the function execution instruction on the diagnosis of the car is the target function indicated by the function execution instruction, for example, the user triggers the "read the engine engine system fault code” operation entry generated by the function execution instruction indicated by the target
  • the function is to read the fault code of the engine system from the car system.
  • step 230 according to the function execution instruction request, all shared operation paths are queried for a target operation path corresponding to the target function.
  • all shared operation paths are stored in the shared server 300 shown in FIG. 1, and the shared server 300 stores all operation functions that the diagnostic device may perform and operation paths corresponding to the operation functions.
  • the diagnostic device may send an operation path query instruction to the shared server to request the shared server to query the target operation path corresponding to the target function among all shared operation paths.
  • the operation path query instruction sent by the diagnostic device to the shared server instructs the shared server to query the target operation path corresponding to the target function "read the fault code of the engine system from the car system" from all the operation paths shared.
  • the shared server After receiving the operation path query instruction sent by the diagnostic device, it queries the target operation path “System Selection ⁇ Engine System ⁇ Read DTC” from all operation paths stored in itself.
  • all shared operation paths may also be stored in other storage devices, such as the diagnostic device 200 shown in FIG. 3.
  • FIG. 3 is a schematic diagram of a car diagnostic system according to another exemplary embodiment.
  • the diagnosis devices 200 establish a communication connection with each other to share respective stored data.
  • the neighboring diagnostic device 200 queries the target operation path corresponding to the target function. Therefore, this embodiment does not limit storing all the operation paths shared in the sharing server shown in FIG. 1.
  • step 250 the target operation path obtained by the query automatically performs the target function on the diagnostic car.
  • the shared server or other storage device queries the target operation path, it sends the queried target operation path to the diagnostic device.
  • the diagnostic device After receiving the target operation path, the diagnostic device enters the vehicle system according to the target operation path, and then performs data interaction with the diagnostic car according to the target operation path to automatically perform the target function on the diagnostic car.
  • the diagnostic equipment first enters the main system of the diagnosis car according to the target operation path, then enters the engine system under the main system of the car, and then Read the fault code in the engine system to complete the automatic execution of the target function.
  • all the diagnosis devices can query the target operation paths corresponding to the respective target functions from all the shared operation paths, so that the diagnostic car automatically executes the corresponding target functions according to the queried target operation paths. If you need to add the operation function of the diagnostic equipment or modify the execution function of the car system, you can store the added or modified operation path in this shared operation path for all diagnostic equipment to obtain, so there is no need to The diagnostic software on the diagnostic device can be re-updated to enable the diagnostic device to obtain the added or modified operation path. Therefore, the diagnosis device can conveniently and quickly obtain a target operation path corresponding to the target function from the shared operation path, and thus automatically perform a diagnosis operation on the diagnosis car according to the acquired target operation path.
  • FIG. 4 is a flowchart illustrating a method for implementing step 230 in FIG. 2 according to an exemplary embodiment. As shown in FIG. 4, the implementation method may include the following steps:
  • step 231 the device information of the diagnostic car and the target function instructed to be executed are acquired from the function execution instruction.
  • this embodiment needs to acquire the device information of the target diagnostic vehicle and instruct the diagnostic device to execute the target function from the function execution instruction in order to obtain Device information and target function query corresponding target operation path.
  • the function execution instruction includes, in addition to instructing the target function performed by the diagnostic device, device information of the target diagnostic car corresponding to the target function to be performed by the diagnostic device.
  • the device information of the target diagnosis car is automatically obtained by the diagnosis device from the target diagnosis car.
  • the diagnosis device automatically obtains VIN (Vehicle Identification Number) information of the target diagnosis car to diagnose the car according to the target
  • VIN information can be used to obtain information about the brand model, model, model, displacement, gearbox and other equipment of the target diagnostic car.
  • step 233 according to the device information and the target function, all shared operation paths are queried for the target operation path that matches the device information and the target function.
  • the shared server or other storage device not only stores the operation paths corresponding to all the operation functions, but also stores the device information of the diagnostic car corresponding to the operation functions and the operation paths.
  • the diagnostic device After the diagnostic device obtains the device information of the target function and the target diagnostic car according to the function execution instruction, it queries the target operation paths that are commonly matched with the device information and target function of the target diagnostic car from all shared operation paths.
  • the query of the target operation path by the diagnostic device is performed through the device information and target function of the target diagnostic car.
  • the target operation path queried in this way is more accurate, so that the diagnostic device accurately and automatically Perform the target function.
  • the above-mentioned automobile diagnostic method may further include the following steps:
  • a prompt message is generated to indicate that the target operation path is not queried.
  • the shared server or other storage device queries the target operation path according to the operation path query instruction sent by the diagnosis device. If the target operation path cannot be found, a prompt value, such as "0", is returned to the diagnosis device.
  • the diagnostic device After receiving the prompt value, the diagnostic device generates corresponding prompt information to prompt the user that the target operation path is not queried. For example, the diagnostic device generates a prompt text "This operation path has not been queried", and displays the generated prompt text in the car diagnostic interface corresponding to the diagnostic software. Alternatively, after receiving the prompt value, the diagnostic device may also generate a control command to control the prompt device configured by the diagnostic device to perform a corresponding working state, for example, control the flashing of the prompt lamp configured by the diagnostic device, or control the continuous vibration of the diagnostic device.
  • the user is informed that the diagnostic device fails to query the target operation path, so as to prompt the user to manually input the operation path information corresponding to the target function on the car diagnosis interface.
  • the shared server or other storage device can also directly return the prompt message "This operation path has not been queried."
  • the diagnostic device directly displays the received prompt information on the car diagnostic interface, thereby prompting the user to know that the target has not been found Operation path.
  • FIG. 5 is a flowchart of a method for car diagnosis shown in another exemplary embodiment. As shown in FIG. 5, the method may further include the following steps:
  • step 310 operation path information input in a car diagnostic interface is obtained, and the operation path information corresponds to the target function.
  • the user after the user knows that the diagnostic device does not query the target operation path, the user triggers an “operation path input” operation portal added to the diagnostic software interface, and manually inputs the operation path information corresponding to the target function.
  • the diagnostic device does not query the target operation path corresponding to the target function "Read the fault code of the transmitter system from the vehicle system"
  • the user can click the "operation path input” operation entry in the diagnostic software interface to enter Target operation path configuration menu, then select the "System selection” menu under the operation path configuration menu, then select the "Engine system” menu under the “System selection menu”, and finally select the "Read DTC” menu under the “Engine system” menu To complete the configuration of the target operation path "System Selection ⁇ Engine System ⁇ Read DTC".
  • the information entered in the diagnostic software interface is the operation path information entered in the car diagnostic interface.
  • step 330 the operation path information corresponding to the target function is shared.
  • the diagnosis device shares the operation path information corresponding to the target function manually input by the user, so that other diagnosis devices can query the operation path corresponding to the target function.
  • the operation path information corresponding to the target function shared by the diagnosis device may include the following steps:
  • step 331 the operation path information and the target function corresponding to the target function are uploaded to a data sharing center, and the data sharing center is used to share all operation paths.
  • the data sharing center is used to share all operation paths, and the data sharing center may be the foregoing sharing server or other storage device.
  • the diagnosis device obtains the operation path information input by the user, it uploads the operation path information and the corresponding target function to a shared server or other storage device.
  • step 333 the data sharing center is requested to associate the operation path information with the target function.
  • the diagnostic device requests the data sharing center to store the uploaded operation path information with the corresponding target function, so that the data sharing center can query the corresponding operation path according to the target function.
  • the target function and the operation path information are correspondingly stored according to the existing relationship in the database, and the diagnostic device can be uploaded. Operation path information is added as a shared operation path.
  • the diagnostic device further uploads the device information of the diagnostic car corresponding to the target function to the data sharing center, so that the data sharing center performs the target function sent by the diagnostic device, the device information corresponding to the diagnostic car, and the operation path information.
  • Associative storage so that the diagnostic device can query the corresponding target operation path according to the target function and the device information of the diagnostic car.
  • the target operation path corresponding to the target function manually entered by the user is obtained and shared, so that other diagnostic devices thereafter can be shared from Query all target operation paths of this target operation path.
  • Fig. 7 is a block diagram of a car diagnostic device according to an exemplary embodiment. As shown in FIG. 7, the apparatus includes a function execution instruction acquisition module 410, an operation path query request module 430, and an operation path execution module 450.
  • the function execution instruction acquisition module 410 is configured to receive a function execution instruction of a car diagnosis, and the function execution instruction includes a target function instructing execution.
  • the operation path query request module 430 is configured to request, according to the function execution instruction, to query all shared operation paths for a target operation path corresponding to the target function.
  • the operation path execution module 450 is configured to automatically perform a target function on the diagnostic car through the target operation path obtained by the query.
  • the operation path query request module 430 includes an operation information acquisition unit and an operation path query unit.
  • the operation information acquisition unit is configured to acquire device information for diagnosing a car and instruct a target function to be executed from a function execution instruction.
  • the operation path query unit is configured to query all shared operation paths according to the device information and the target function, and search the target operation path that matches the device information and the target function.
  • the automobile diagnostic device further includes a prompt information generating module 470.
  • the prompt information generating module 470 is configured to generate prompt information for indicating that the target operation path is not queried if the target operation path corresponding to the target function is not queried in all the shared operation paths.
  • the above-mentioned automobile diagnostic device further includes an operation path information acquisition module and an operation path sharing module.
  • the operation path information acquisition module is used to acquire the operation path information input in the car diagnosis interface, and the operation path information corresponds to the target function.
  • the operation path sharing module is used to share operation path information corresponding to the target function.
  • the operation path sharing module includes a data uploading unit and a data storage requesting unit.
  • the data uploading unit is used to upload the operation path information and the target function corresponding to the target function to the data sharing center, and the data sharing center is used to share all the operation paths.
  • the data storage request unit is used to request the data sharing center to associate the operation path information with the target function.
  • an automobile diagnostic device includes a processor and a memory, wherein the processor is configured to execute the automobile diagnostic method according to any one of the foregoing.
  • a computer-readable storage medium stores a computer program thereon, and the computer program, when executed by a processor, implements the automobile diagnostic method according to any one of the above.

Abstract

La présente invention concerne le domaine technique des communications, et concerne un procédé de diagnostic d'automobile, le procédé consistant : à acquérir une instruction d'exécution de fonction pour un diagnostic d'automobile, l'instruction d'exécution de fonction comprenant une fonction cible exécutée par une instruction ; en fonction de l'instruction d'exécution de fonction, à demander à interroger tous les trajets de fonctionnement partagés pour un trajet de fonctionnement cible correspondant à la fonction cible ; au moyen du trajet de fonctionnement cible obtenu par interrogation, à exécuter automatiquement la fonction cible pour diagnostiquer une automobile. Le procédé décrit facilite un dispositif de diagnostic dans l'acquisition d'un trajet de fonctionnement correspondant à une fonction cible, permettant ainsi, selon le trajet de fonctionnement acquis, d'exécuter automatiquement une opération de diagnostic destinée à diagnostiquer une automobile.
PCT/CN2019/072538 2018-06-21 2019-01-21 Procédé et appareil de diagnostic d'automobile WO2019242304A1 (fr)

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CN201810641451.1A CN108762240B (zh) 2018-06-21 2018-06-21 一种汽车诊断方法及装置

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CN109814524B (zh) * 2018-12-17 2020-08-14 深圳市轱辘汽车维修技术有限公司 一种车辆诊断方法、装置及系统
US11567505B2 (en) 2019-08-28 2023-01-31 Caterpillar Inc. InCycle planner checkout for autonomous vehicles
CN111474921A (zh) * 2020-04-29 2020-07-31 深圳市元征科技股份有限公司 一种汽车诊断软件的配置方法及相关设备
CN111679647A (zh) * 2020-05-06 2020-09-18 一汽奔腾轿车有限公司 一种基于车型代码自动匹配标定数据的刷写系统及刷写方法
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