CN114706375A - Automobile fault diagnosis system, method, device and medium - Google Patents
Automobile fault diagnosis system, method, device and medium Download PDFInfo
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- CN114706375A CN114706375A CN202210477774.8A CN202210477774A CN114706375A CN 114706375 A CN114706375 A CN 114706375A CN 202210477774 A CN202210477774 A CN 202210477774A CN 114706375 A CN114706375 A CN 114706375A
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- 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
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0262—Confirmation of fault detection, e.g. extra checks to confirm that a failure has indeed occurred
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The application relates to the technical field of automobile diagnosis, and discloses an automobile fault diagnosis system, a method, equipment and a medium, wherein the automobile fault diagnosis system is divided into three layers, namely an application display layer, a diagnosis service layer and a diagnosis data layer, which are respectively packaged, so that the functions of the layers are mutually independent, when partial codes of certain diagnosis software need to be updated or modified, only partial codes of the diagnosis software in the diagnosis data layer at the bottom layer are changed, the application display layer and the diagnosis service layer do not need to be modified, and after the diagnosis software is updated or modified, only the modified or updated part needs to be downloaded and installed, so that the time cost consumed by repairing and updating the diagnosis software can be reduced, and when the diagnosis software is newly added, the diagnosis software can be directly placed in the diagnosis data layer, and the application display layer can be directly called, so that the automobile fault diagnosis equipment can diagnose different automobile types, the adaptability between the vehicle fault diagnosis device and a plurality of vehicle models is increased.
Description
Technical Field
The present application relates to the field of automotive diagnostic technologies, and in particular, to an automotive fault diagnosis system, method, device, and medium.
Background
In the prior art, diagnostic software adapted to vehicle types is usually used for diagnosing vehicle faults, so in order to enable vehicle fault diagnosis equipment to be adapted to multiple vehicle types, diagnostic software of different vehicle types is usually installed in the vehicle fault diagnosis equipment, and the diagnostic software usually writes all diagnostic codes in one software package, so when bug occurs in the diagnostic software or a certain function needs to be updated, all codes in the diagnostic software need to be correspondingly modified or updated, and the vehicle fault diagnosis equipment downloads and installs the diagnostic software again, so that the vehicle fault diagnosis equipment calls the diagnostic software more complexly, the diagnostic software needs to be downloaded and installed frequently, and the repair and update processes of the diagnostic software are more tedious.
Disclosure of Invention
The main purpose of the present application is to provide an automobile fault diagnosis system, which aims to solve the technical problem that the repair and update processes of diagnostic software in the vehicle fault diagnosis device in the prior art are relatively long.
The application provides a vehicle fault diagnosis system, includes:
the system comprises an application display layer, a diagnosis service layer and a diagnosis data layer, wherein the application display layer, the diagnosis service layer and the diagnosis data layer are respectively packaged, the diagnosis service layer is provided with an interaction protocol, the interaction protocol is used for establishing an information interaction channel between the application display layer and the diagnosis data layer, the diagnosis data layer is in communication connection with an automobile and is used for acquiring automobile data and carrying out fault diagnosis on the automobile to generate diagnosis data, and the application display layer is used for displaying the diagnosis data on a user interface of vehicle fault diagnosis equipment;
the diagnosis data layer comprises a plurality of diagnosis software of different vehicle types, each diagnosis software is independent, and the application display layer interacts with the plurality of diagnosis software data through the diagnosis service layer to call different diagnosis software to diagnose the vehicle.
Preferably, the application display layer includes a plurality of diagnostic function instructions, when at least one diagnostic function instruction is triggered, the application display layer is configured to send a call instruction corresponding to the diagnostic function instruction to the diagnostic data layer through the diagnostic service layer, and the diagnostic data layer is configured to start corresponding diagnostic software according to the call instruction, and is further configured to obtain automobile data of the automobile through the diagnostic software, and diagnose the automobile according to the automobile data to generate diagnostic data.
Preferably, the program of the diagnosis data layer is written based on C language, and the program of the application display layer is written based on Java and/or C language.
Preferably, the diagnostic service layer is provided with a plurality of interactive protocols, and the interactive protocols include a start diagnostic protocol, a diagnostic type protocol, a diagnostic connection protocol, a read version information protocol, a fault code protocol, a read data stream protocol, a working test protocol, a special function protocol and a programming protocol.
Preferably, the diagnosis function instruction comprises an intelligent diagnosis instruction and a common diagnosis instruction, and the diagnosis data layer comprises an acquisition module and a selection module;
when the intelligent diagnosis instruction is triggered, the application display layer sends a first calling instruction to the diagnosis data layer through the diagnosis service layer, the acquisition module is used for acquiring a first vehicle type parameter of the automobile according to the first calling instruction and sending the first vehicle type parameter to the selection module, and the selection module is used for selecting diagnosis software corresponding to the first vehicle type parameter and controlling the diagnosis software to be started so as to carry out fault diagnosis on the automobile;
when the common diagnosis instruction is triggered, the application display layer sends a second calling instruction to the diagnosis data layer through the diagnosis service layer, the acquisition module is used for acquiring a second automobile parameter according to the second calling instruction and feeding the second automobile parameter back to the application display layer through the diagnosis service layer, and the application display layer sends a third calling instruction to the diagnosis data layer through the diagnosis service layer so as to call diagnosis software corresponding to the third calling instruction to start and carry out fault diagnosis on the automobile.
The application also provides an automobile fault diagnosis method, which is applied to an application display layer and comprises the following steps:
receiving a diagnosis software selection signal, and sending the diagnosis software selection signal to a diagnosis data layer through a diagnosis service layer, wherein the diagnosis service layer is provided with an interaction protocol, the interaction protocol is used for establishing an information interaction channel between the application display layer and the diagnosis data layer, the diagnosis data layer is in communication connection with an automobile, and after receiving the diagnosis software selection signal, the diagnosis data layer selects diagnosis software corresponding to the diagnosis software selection signal, and carries out fault diagnosis on the automobile through the diagnosis software to generate diagnosis data;
and receiving the diagnosis data sent by the diagnosis data layer through the diagnosis service layer, and displaying the diagnosis data on a user interface of the vehicle fault diagnosis equipment.
Preferably, the step of receiving the diagnostic software selection signal comprises:
receiving at least one diagnosis function instruction, and generating a corresponding call instruction according to the diagnosis function instruction;
and sending the call instruction to a diagnosis data layer through the diagnosis service layer, wherein the diagnosis data layer starts corresponding diagnosis software according to the call instruction, obtains automobile data of the automobile through the diagnosis software, and diagnoses the automobile according to the automobile data to generate diagnosis data.
Preferably, the program of the diagnosis data layer is written based on C language, and the program of the application display layer is written based on Java and/or C language.
The application also provides computer equipment which comprises a memory and a processor, wherein the memory stores a computer program, and the processor realizes the steps of the automobile fault diagnosis method when executing the computer program.
The present application also provides a computer-readable storage medium having stored thereon a computer program which, when being executed by a processor, carries out the steps of the above-mentioned vehicle fault diagnosis method.
The beneficial effect of this application does: the automobile fault diagnosis system is divided into three layers, wherein the top layer is an application display layer, the middle layer is a diagnosis service layer, the bottom layer is a diagnosis data layer, the application display layer can respectively interact with a plurality of diagnosis software data through the diagnosis service layer to call different diagnosis software to diagnose an automobile, namely, the application display layer and the diagnosis data layer are in a one-to-many relationship; the application display layer, the diagnosis service layer and the diagnosis data layer are packaged respectively, so that the functions of the layers are independent, when part of codes of certain diagnosis software needs to be updated or modified, only part of codes of the diagnosis software in the bottom diagnosis data layer need to be changed, the application display layer and the diagnosis service layer do not need to be modified, when the diagnosis software has problems, the application display layer is not influenced to call other diagnosis software to work, correspondingly, when some codes in the application display layer or the diagnosis service layer need to be modified or updated, the single-layer modification or update can be carried out, and the normal work of other layers is not influenced; after the diagnostic software is updated or modified, only the modified or updated part needs to be downloaded and installed, the diagnostic software does not need to be downloaded again, time cost consumed by repair and update of the diagnostic software can be reduced, when the diagnostic software is newly added, the diagnostic software can be directly placed in a diagnostic data layer, and an application display layer can be directly called, so that the vehicle fault diagnosis equipment can diagnose different vehicle types, and the adaptability between the vehicle fault diagnosis equipment and a plurality of vehicle types is improved.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle fault diagnosis system according to an embodiment of the present application.
Fig. 2 is a schematic flow chart of a vehicle fault diagnosis method according to an embodiment of the present application.
Fig. 3 is a schematic diagram of an internal structure of a computer device according to an embodiment of the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
As shown in fig. 1 to 3, the present application provides a vehicle fault diagnosis system, including:
the system comprises an application display layer, a diagnosis service layer and a diagnosis data layer, wherein the application display layer, the diagnosis service layer and the diagnosis data layer are respectively packaged, the diagnosis service layer is provided with an interaction protocol, the interaction protocol is used for establishing an information interaction channel between the application display layer and the diagnosis data layer, the diagnosis data layer is in communication connection with an automobile and is used for acquiring automobile data and carrying out fault diagnosis on the automobile to generate diagnosis data, and the application display layer is used for displaying the diagnosis data on a user interface of vehicle fault diagnosis equipment;
the diagnosis data layer comprises a plurality of diagnosis software of different vehicle types, each diagnosis software is independent, and the application display layer interacts with the plurality of diagnosis software data through the diagnosis service layer to call different diagnosis software to diagnose the vehicle.
As described above, the automobile fault diagnosis system is applied to the vehicle fault diagnosis device by dividing the automobile fault diagnosis system into three layers, the top layer being an application display layer, namely, the application display layer is displayed on a user interface of the vehicle fault diagnosis equipment, the middle layer is a diagnosis service layer which always keeps running and is responsible for enabling the application display layer and the diagnosis data layer to be well communicated and play a role of a bridge, the diagnosis service layer is provided with an interaction protocol, the application display layer and the diagnosis data layer carry out information interaction through the interaction protocol, the bottom layer is a diagnosis data layer which comprises a plurality of diagnosis software of different vehicle types, and each diagnostic software is independent, the application display layer can respectively interact with a plurality of diagnostic software data through the diagnostic service layer, different diagnosis software is called to diagnose the automobile, namely, the application display layer and the diagnosis data layer are in a one-to-many relationship; the application display layer, the diagnosis service layer and the diagnosis data layer are packaged respectively, so that functions of the layers are independent, program codes and the like required by fault diagnosis in the prior art are packaged together in a whole and are mutually connected, therefore, compared with the prior art, in the embodiment, if part of codes of certain diagnosis software need to be updated or modified, only part of codes of the diagnosis software in the bottom diagnosis data layer are changed, the application display layer and the diagnosis service layer do not need to be modified, and when the diagnosis software has problems, the application display layer is not influenced to call other diagnosis software to work; after the diagnostic software is updated or modified, only the part to be installed and modified or updated is required to be downloaded, and the diagnostic software does not need to be downloaded again, so that the time cost consumed by repairing and updating the diagnostic software can be reduced, when the diagnostic software is newly added, the diagnostic software can be directly placed in a diagnostic data layer, and an application display layer can be directly called, so that the vehicle fault diagnosis equipment can diagnose different vehicle types, and the adaptability between the vehicle fault diagnosis equipment and a plurality of vehicle types is improved.
In one embodiment, the application display layer includes a plurality of diagnostic function instructions, when at least one diagnostic function instruction is triggered, the application display layer is configured to send a call instruction corresponding to the diagnostic function instruction to the diagnostic data layer through the diagnostic service layer, and the diagnostic data layer is configured to start corresponding diagnostic software according to the call instruction, and is further configured to obtain automobile data of the automobile through the diagnostic software and diagnose the automobile according to the automobile data to generate diagnostic data.
As described above, the application display layer includes a plurality of diagnostic function instructions, and a user can trigger different diagnostic function instructions according to actual requirements, so that the application display layer invokes diagnostic software to detect a certain system of the automobile, specifically, the diagnostic function instructions include intelligent diagnosis, general diagnosis, reading a vehicle VIN code, reading a data stream, clearing a fault code, acquiring system data of a transmitter, and the like.
In one embodiment, the program of the diagnosis data layer is written based on C language, and the program of the application display layer is written based on Java and/or C language.
As described above, since the C language is a language closer to the bottom layer, and the chip and the bottom layer driver basically use the C language, the C language is relatively higher in duty ratio, and basically all platforms can call the C language, based on this, the program of the diagnostic data layer in this embodiment is written based on the C language, and the program of the application display layer is written based on the Java and/or the C language, so that the vehicle fault diagnosis system in this embodiment can be applied to different platforms (an IOS system, an android system, and a Windows system), thereby reducing the limitation of the application of the vehicle fault diagnosis system.
In one embodiment, the diagnostic service layer is provided with a plurality of interactive protocols, and the interactive protocols comprise a starting diagnostic protocol, a diagnostic type protocol, a diagnostic connection protocol, a read version information protocol, a fault code protocol, a read data stream protocol, a working test protocol, a special function protocol and a programming protocol.
As described above, the start diagnosis protocol is a protocol for starting diagnosis software, the diagnosis type protocol includes an intelligent diagnosis protocol and a general diagnosis protocol, and the diagnosis connection protocol includes a bluetooth connection protocol, a wifi connection protocol, a usb connection protocol, or a network interface mode connection protocol; the fault code protocol comprises a fault code clearing protocol and a fault code reading protocol, the data stream reading protocol is a protocol for reading vehicle data streams, the action test protocol comprises test protocols for testing whether vehicle windows are normally opened or not and whether seats are normally lifted or not, the special function protocol is a related protocol for automobile maintenance, the programming protocols comprise an online programming protocol and a remote programming protocol, and the version information reading protocol is a related protocol for reading vehicle version information.
In one embodiment, the diagnostic function instruction comprises an intelligent diagnostic instruction and a common diagnostic instruction, and the diagnostic data layer comprises an acquisition module and a selection module;
when the intelligent diagnosis instruction is triggered, the application display layer sends a first calling instruction to the diagnosis data layer through the diagnosis service layer, the acquisition module is used for acquiring a first vehicle type parameter of the automobile according to the first calling instruction and sending the first vehicle type parameter to the selection module, and the selection module is used for selecting diagnosis software corresponding to the first vehicle type parameter and controlling the diagnosis software to be started so as to carry out fault diagnosis on the automobile;
when the common diagnosis instruction is triggered, the application display layer sends a second calling instruction to the diagnosis data layer through the diagnosis service layer, the acquisition module is used for acquiring a second automobile parameter according to the second calling instruction and feeding the second automobile parameter back to the application display layer through the diagnosis service layer, and the application display layer sends a third calling instruction to the diagnosis data layer through the diagnosis service layer so as to call diagnosis software corresponding to the third calling instruction to start and carry out fault diagnosis on the automobile.
As described above, when the user selects the intelligent diagnosis instruction, the vehicle fault diagnosis system can automatically identify the vehicle type and automatically call the corresponding diagnosis software to perform diagnosis, when the user selects the general diagnosis instruction, the user can manually select and obtain the second vehicle parameter, the user selects the required diagnosis function instruction according to the second vehicle parameter, and the application display layer sends the third call instruction to the diagnosis data layer according to the diagnosis function instruction, so as to call the diagnosis software corresponding to the third call instruction to start, and perform fault diagnosis on the vehicle.
In order to better explain the vehicle fault diagnosis system in the present application, the following description takes an example that a user reads a fault code of an audia 6 engine system, and a specific interaction flow is as follows:
the user selects a diagnosis function instruction for reading Audi vehicle data on the application display layer, the application display layer sends a call instruction for starting Audi diagnosis software to the diagnosis data layer through the diagnosis service layer, so as to call Audi software, the Audi software sends a viewing instruction to the automobile through the automobile CAN FD protocol, checking whether an engine system of the automobile exists or not, checking all the systems existing in the automobile in sequence, sending name data of all the systems to an application display layer through a diagnosis service layer, displaying all the systems of the automobile by the application display layer, clicking a diagnosis function instruction of the engine system by a user, sending an instruction of entering the engine system to Audi software by the application display layer through the diagnosis service layer, and fault diagnosis is carried out on the engine system of the automobile, a fault code is generated, and the fault code is sent to an application display layer through a diagnosis service layer, so that a user can know the specific condition of the engine system of the automobile through the fault code.
The application also provides an automobile fault diagnosis method, which is applied to an application display layer and is characterized by comprising the following steps:
s1, receiving a diagnosis software selection signal, and sending the diagnosis software selection signal to a diagnosis data layer through a diagnosis service layer, wherein the diagnosis service layer is provided with an interaction protocol, the interaction protocol is used for establishing an information interaction channel between the application display layer and the diagnosis data layer, the diagnosis data layer is in communication connection with an automobile, and after receiving the diagnosis software selection signal, the diagnosis data layer selects diagnosis software corresponding to the diagnosis software selection signal, and carries out fault diagnosis on the automobile through the diagnosis software to generate diagnosis data;
and S2, receiving the diagnosis data sent by the diagnosis data layer through the diagnosis service layer, and displaying the diagnosis data on a user interface of the vehicle fault diagnosis equipment.
In one embodiment, the step S1 of receiving the diagnostic software selection signal includes:
s11, receiving at least one diagnosis function instruction, and generating a corresponding call instruction according to the diagnosis function instruction;
and S12, sending the call instruction to a diagnosis data layer through the diagnosis service layer, wherein the diagnosis data layer starts the corresponding diagnosis software according to the call instruction, obtains the automobile data of the automobile through the diagnosis software, and diagnoses the automobile according to the automobile data to generate diagnosis data.
In one embodiment, the program of the diagnosis data layer is written based on C language, and the program of the application display layer is written based on Java and/or C language.
As shown in fig. 3, the present application also provides a computer device, which may be a server, and the internal structure of which may be as shown in fig. 3. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the computer designed processor is used to provide computational and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a database. The memory provides an environment for the operation of the operating system and the computer program in the non-volatile storage medium. The database of the computer device is used for storing all data required by the process of the timed task scheduling method. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of timed task scheduling.
Those skilled in the art will appreciate that the architecture shown in fig. 3 is only a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects may be applied.
An embodiment of the present application further provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the method for scheduling any one of the above-mentioned timed tasks is implemented.
It will be understood by those skilled in the art that all or part of the processes of the methods of the above embodiments may be implemented by hardware associated with instructions of a computer program, which may be stored on a non-volatile computer-readable storage medium, and when executed, may include processes of the above embodiments of the methods. Any reference to memory, storage, database, or other medium provided herein and used in the examples may include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), dual data rate SDRAM (SSRSDRAM), Enhanced SDRAM (ESDRAM), synchronous Link (Synchlink) DRAM (SLDRAM), Rambus (Rambus) direct RAM (RDRAM), direct bused dynamic RAM (DRDRAM), and bused dynamic RAM (RDRAM).
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, apparatus, article, or method. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, apparatus, article, or method that includes the element.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (10)
1. An automotive fault diagnosis system, characterized by comprising:
the system comprises an application display layer, a diagnosis service layer and a diagnosis data layer, wherein the application display layer, the diagnosis service layer and the diagnosis data layer are respectively packaged, the diagnosis service layer is provided with an interaction protocol, the interaction protocol is used for establishing an information interaction channel between the application display layer and the diagnosis data layer, the diagnosis data layer is in communication connection with an automobile and is used for acquiring automobile data and carrying out fault diagnosis on the automobile to generate diagnosis data, and the application display layer is used for displaying the diagnosis data on a user interface of vehicle fault diagnosis equipment;
the diagnosis data layer comprises a plurality of diagnosis software of different vehicle types, each diagnosis software is independent, and the application display layer interacts with the plurality of diagnosis software data through the diagnosis service layer to call different diagnosis software to diagnose the vehicle.
2. The vehicle failure diagnostic system according to claim 1,
the application display layer comprises a plurality of diagnosis function instructions, when at least one diagnosis function instruction is triggered, the application display layer is used for sending a call instruction corresponding to the diagnosis function instruction to the diagnosis data layer through the diagnosis service layer, the diagnosis data layer is used for starting corresponding diagnosis software according to the call instruction, and is also used for obtaining automobile data of the automobile through the diagnosis software and diagnosing the automobile according to the automobile data to generate diagnosis data.
3. The vehicle fault diagnosis system according to claim 1, wherein the program of the diagnosis data layer is written based on C language, and the program of the application display layer is written based on Java and/or C language.
4. The vehicle fault diagnosis system according to claim 1, wherein the diagnosis service layer is provided with a plurality of interactive protocols, and the interactive protocols comprise a start diagnosis protocol, a diagnosis type protocol, a diagnosis connection protocol, a read version information protocol, a fault code protocol, a read data stream protocol, a working test protocol, a special function protocol and a programming protocol.
5. The automobile fault diagnosis system according to claim 2, wherein the diagnosis function command comprises an intelligent diagnosis command and a general diagnosis command, and the diagnosis data layer comprises an acquisition module and a selection module;
when the intelligent diagnosis instruction is triggered, the application display layer sends a first calling instruction to the diagnosis data layer through the diagnosis service layer, the acquisition module is used for acquiring a first vehicle type parameter of the automobile according to the first calling instruction and sending the first vehicle type parameter to the selection module, and the selection module is used for selecting diagnosis software corresponding to the first vehicle type parameter and controlling the diagnosis software to be started so as to carry out fault diagnosis on the automobile;
when the common diagnosis instruction is triggered, the application display layer sends a second calling instruction to the diagnosis data layer through the diagnosis service layer, the acquisition module is used for acquiring a second automobile parameter according to the second calling instruction and feeding the second automobile parameter back to the application display layer through the diagnosis service layer, and the application display layer sends a third calling instruction to the diagnosis data layer through the diagnosis service layer so as to call diagnosis software corresponding to the third calling instruction to start and carry out fault diagnosis on the automobile.
6. A vehicle fault diagnosis method is applied to an application display layer and is characterized by comprising the following steps:
receiving a diagnostic software selection signal, and sending the diagnostic software selection signal to a diagnostic data layer through a diagnostic service layer, wherein the diagnostic service layer is provided with an interaction protocol, the interaction protocol is used for establishing an information interaction channel between the application display layer and the diagnostic data layer, the diagnostic data layer is in communication connection with an automobile, and after receiving the diagnostic software selection signal, the diagnostic data layer selects diagnostic software corresponding to the diagnostic software selection signal, and carries out fault diagnosis on the automobile through the diagnostic software to generate diagnostic data;
and receiving the diagnosis data sent by the diagnosis data layer through the diagnosis service layer, and displaying the diagnosis data on a user interface of the vehicle fault diagnosis equipment.
7. The method of claim 6, wherein the step of receiving the diagnostic software selection signal comprises:
receiving at least one diagnosis function instruction, and generating a corresponding call instruction according to the diagnosis function instruction;
and sending the call instruction to a diagnosis data layer through the diagnosis service layer, wherein the diagnosis data layer starts corresponding diagnosis software according to the call instruction, obtains automobile data of the automobile through the diagnosis software, and diagnoses the automobile according to the automobile data to generate diagnosis data.
8. The vehicle fault diagnosis method according to claim 6, wherein the program of the diagnosis data layer is written based on C language, and the program of the application display layer is written based on Java and/or C language.
9. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the vehicle failure diagnosis method according to any one of claims 6 to 8 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method for diagnosing a malfunction of a vehicle according to any one of claims 6 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210477774.8A CN114706375A (en) | 2022-05-05 | 2022-05-05 | Automobile fault diagnosis system, method, device and medium |
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| CN202210477774.8A CN114706375A (en) | 2022-05-05 | 2022-05-05 | Automobile fault diagnosis system, method, device and medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114859874A (en) * | 2022-07-06 | 2022-08-05 | 深圳市星卡软件技术开发有限公司 | Closed system based on automobile diagnosis and use method thereof |
| CN114880047A (en) * | 2022-07-06 | 2022-08-09 | 深圳市星卡软件技术开发有限公司 | Method and device for configuring system by cloud platform and computer equipment |
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2022
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114859874A (en) * | 2022-07-06 | 2022-08-05 | 深圳市星卡软件技术开发有限公司 | Closed system based on automobile diagnosis and use method thereof |
| CN114880047A (en) * | 2022-07-06 | 2022-08-09 | 深圳市星卡软件技术开发有限公司 | Method and device for configuring system by cloud platform and computer equipment |
| CN114859874B (en) * | 2022-07-06 | 2022-11-01 | 深圳市星卡软件技术开发有限公司 | Closed system based on automobile diagnosis and use method thereof |
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