CN110333713A - Car fault diagnosis method and system - Google Patents
Car fault diagnosis method and system Download PDFInfo
- Publication number
- CN110333713A CN110333713A CN201910721011.1A CN201910721011A CN110333713A CN 110333713 A CN110333713 A CN 110333713A CN 201910721011 A CN201910721011 A CN 201910721011A CN 110333713 A CN110333713 A CN 110333713A
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- vehicle
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- fault diagnosis
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- intelligent terminal
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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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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The present invention provides a kind of car fault diagnosis method, includes the following steps: to receive the diagnostic instruction that intelligent terminal is sent；The vehicle trouble messages of vehicle to be diagnosed are obtained according to the diagnostic instruction；The vehicle trouble messages are fed back into the intelligent terminal, the intelligent terminal is for being stored and being parsed to the vehicle trouble messages.The present invention also provides a kind of vehicle breakdown diagnostic systems.Car fault diagnosis method provided by the invention and system, the diagnostic instruction of intelligent terminal transmission can be received, and the vehicle trouble messages of vehicle to be diagnosed can be obtained according to the diagnostic instruction, and the vehicle trouble messages are fed back into intelligent terminal, vehicle trouble can be diagnosed by intelligent terminal, it avoids and is diagnosed and operated on bulky diagnostic device, it is convenient for the user to operate, improve the convenience of car fault diagnosis.
Description
[technical field]
The present invention relates to vehicle diagnostics technical field more particularly to a kind of car fault diagnosis method and systems.
[background technique]
In general, the electric-control system of vehicle has multiple control units, control unit detects the input signal of each sensor,
And control instruction is issued to actuator；When the electric-control system of vehicle is there are when failure, control unit stores corresponding error code
To memory chip.Fault diagnosing apparatus for vehicle is vehicle trouble self-test terminal, can promptly read the event in electric-control system
Hinder code, and fault message is shown by its liquid crystal display, convenient for finding out the position broken down and reason.However, existing
Car fault diagnosis method is operated using the display screen and button of diagnostic device, due to diagnostic device accessory compared with
More, the operation convenience of user is poor.
In consideration of it, it is really necessary to provide one kind novel car fault diagnosis method and system to overcome drawbacks described above.
[summary of the invention]
The object of the present invention is to provide a kind of car fault diagnosis method and systems, can receive examining for intelligent terminal transmission
Severed finger enables, and the vehicle trouble messages of vehicle to be diagnosed can be obtained according to the diagnostic instruction, and the vehicle trouble is believed
Breath feeds back to intelligent terminal, can be diagnosed by intelligent terminal to vehicle trouble, convenient for the user to operate.
To achieve the goals above, the present invention provides a kind of car fault diagnosis method, includes the following steps: to receive intelligence
The diagnostic instruction that terminal is sent；The vehicle trouble messages of vehicle to be diagnosed are obtained according to the diagnostic instruction；By the vehicle event
Barrier information feeds back to the intelligent terminal, and the intelligent terminal is for being stored and being parsed to the vehicle trouble messages.
In a preferred embodiment, described to receive in the step of diagnostic instruction that intelligent terminal is sent including as follows
Step: module and intelligent terminal, which are established, by wireless communication communicates to connect.
In a preferred embodiment, the vehicle trouble messages that vehicle to be diagnosed is obtained according to the diagnostic instruction
The step of, including following sub-step: parsing the diagnostic instruction and the diagnostic instruction is converted into vehicle identification to be diagnosed
Diagnostic message；The diagnostic message is transferred to the vehicle to be diagnosed, and obtains vehicle event corresponding with the diagnostic message
Hinder information.
In a preferred embodiment, the wireless communication module is bluetooth module or Wi-Fi module.
In a preferred embodiment, the diagnostic message is transferred to the vehicle to be diagnosed described, and obtained
In the step of vehicle trouble messages corresponding with the diagnostic message: the diagnostic message is by described in transmission line and connection
The interface of transmission line and vehicle to be diagnosed is transferred to the vehicle to be diagnosed.
In a preferred embodiment, the transmission line includes K line route, CAN bus route, single CAN bus line
Road, VPW route and PWN route.
In a preferred embodiment, the interface is OBD interface.
The present invention also provides a kind of vehicle breakdown diagnostic system, the vehicle breakdown diagnostic system includes: one or more
Processor；Memory, for storing one or more programs；One or more of programs are by one or more of processors
It executes, so that one or more of processors realize car fault diagnosis method described in any of the above-described embodiment.
Compared with the prior art, car fault diagnosis method provided by the invention and system can receive intelligent terminal hair
The diagnostic instruction sent, and the vehicle trouble messages of vehicle to be diagnosed can be obtained according to the diagnostic instruction, and by the vehicle
Fault message feeds back to intelligent terminal, can be diagnosed, be avoided bulky to vehicle trouble by intelligent terminal
Diagnostic device on diagnosed and operated, it is convenient for the user to operate, improve the convenience of car fault diagnosis.
For enable invention above objects, features, and advantages be clearer and more comprehensible, present pre-ferred embodiments are cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the flow chart of car fault diagnosis method provided by the invention.
Fig. 2 is the flow chart of the sub-step of step S20 in car fault diagnosis method shown in FIG. 1；
Fig. 3 is the functional block diagram of vehicle breakdown diagnostic system provided by the invention.
[specific embodiment]
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the flow chart of car fault diagnosis method provided by the invention.Vehicle provided by the invention
Method for diagnosing faults 100, includes the following steps:
S10: the diagnostic instruction that intelligent terminal is sent is received.
Specifically, step S10 further includes following steps: S11: module and intelligent terminal establish communication link by wireless communication
It connects.It is appreciated that intelligent terminal responds the operation of user after module by wireless communication and intelligent terminal establish communication connection
It generates diagnostic instruction and sends the diagnostic instruction, module receives the diagnostic instruction by wireless communication.
In present embodiment, the wireless communication module is bluetooth module or Wi-Fi module.In other embodiments,
The wireless communication module can also pass through 2G/3G honeycomb, 802.15.4,6LoWPAN addressed nodes, LoRa, LTE Cat 0/
1, the technologies such as narrowband Internet of Things (NB-IoT), SIGFOX, Weightless, Wireless HART, ZigBee, Z-Wave are realized,
It can be realized the function of wireless communication.
S20: the vehicle trouble messages of vehicle to be diagnosed are obtained according to the diagnostic instruction.Referring to Figure 2 together, specifically
, step S20 further includes following sub-step:
S201: parsing the diagnostic instruction and the diagnostic instruction is converted into the diagnostic message of vehicle identification to be diagnosed.
S202: the diagnostic message is transferred to the vehicle to be diagnosed, and obtains vehicle corresponding with the diagnostic message
Fault message.
Step S201 is the diagnostic instruction analyzing intelligent terminal and sending, and diagnostic instruction can be for example diagnosis engine instruction
Or diagnosis tire instruction etc., diagnostic instruction is packaged into vehicle by the process that diagnostic instruction is converted to diagnostic message to be identified
Data format, diagnostic message for example can be for engine condition information or tire-state information etc..In step S202, obtain with
The corresponding vehicle trouble messages of the diagnostic message, specifically, wait diagnose the error code for being stored with various accessories in vehicle, when examining
Disconnected information is transferred to after diagnosing vehicle, can obtain error code corresponding with the diagnostic message, the error code, that is, vehicle
Fault message.It is directed to inside electronic control unit ECU (Electronic Control Unit) it is appreciated that error code refers to
A kind of coding of every kind of fault definition.
S30: the vehicle trouble messages are fed back into the intelligent terminal, the intelligent terminal is used for the vehicle event
Barrier information is stored and is parsed.Specifically, the vehicle trouble messages are fed back to the intelligence by module by wireless communication
Terminal, it will be understood that the diagnosis for the vehicle trouble messages to be stored and parsed is equipped in the intelligent terminal
Software, to realize parsing and storage to vehicle trouble messages.Specifically, intelligent terminal can lead to after receiving the error code
Diagnostic software agreement Packet analyzing error code is crossed, to obtain diagnostic result information, and diagnostic result information is shown by display, with
Just find out the position broken down and reason and remove error code etc., to realize to the fault diagnosis for treating diagnosis vehicle.
Car fault diagnosis method 100 provided by the invention can receive the diagnostic instruction of intelligent terminal transmission, and can
The vehicle trouble messages of vehicle to be diagnosed are obtained according to the diagnostic instruction, and the vehicle trouble messages are fed back into intelligent end
End, can diagnose vehicle trouble by intelligent terminal, avoid and diagnosed on bulky diagnostic device
And operation, it is convenient for the user to operate, improve the convenience of car fault diagnosis.
Further, in step S202, the diagnostic message be by transmission line and the connection transmission line with
The interface of vehicle to be diagnosed is transferred to the vehicle to be diagnosed.In present embodiment, the transmission line includes K line route, CAN
Bus line, single CAN bus route, VPW route and PWN route can pass through institute that is, there are many approach of diagnostic message transmission
K line route, CAN bus route, single CAN bus route, VPW route and PWN route is stated to be transmitted.Specifically, the interface
For OBD interface, interface is connect with II connector of OBD of vehicle to be diagnosed.
Car fault diagnosis method 100 provided by the invention, in application, firstly, module and intelligence are whole by wireless communication
Communication connection is established at end, connects vehicle to be diagnosed by interface；Then, the diagnostic instruction that intelligent terminal is sent is received；Secondly, root
The vehicle trouble messages of vehicle to be diagnosed are obtained according to the diagnostic instruction；Finally, the vehicle trouble messages are fed back to described
Intelligent terminal, the intelligent terminal is for being stored and being parsed to the vehicle trouble messages.It is thereby achieved that passing through intelligence
Terminal diagnoses vehicle trouble, avoids and is diagnosed and operated on bulky diagnostic device, grasps convenient for user
Make, improves the convenience of car fault diagnosis.
Referring to Fig. 3, the present invention also provides a kind of vehicle breakdown diagnostic system 200, the vehicle breakdown diagnostic system 200
It include: one or more processors 210, memory 220, for storing one or more programs, one or more programs are by one
A or multiple processors 210 execute, so that one or more processors 210 realize above-mentioned car fault diagnosis method.
It is directly or indirectly electrically connected between processor 210 and memory 220, to realize the transmission or interaction of data.
It is electrically connected for example, these elements can be realized between each other by one or more communication bus or signal wire.In memory 220
It is stored with one or more programs, the software program that processor 210 is stored in memory 220 by operation, thereby executing each
Kind functional application and data processing, to realize the car fault diagnosis method in the above embodiment of the present invention.
Wherein, memory 220 may be, but not limited to, random access memory (Random Access Memory,
RAM), read-only memory (Read Only Memory, ROM), programmable read only memory (Programmable Read-Only
Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only Memory, EPROM),
Electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
Wherein, memory 220 is for storing program, processor 210 receive execute instruction after execute program.It is appreciated that processing
Device 210 and other possible components can carry out the access of memory 220 under the control of storage control.
Processor 210 can be a kind of IC chip, the processing capacity with signal.Above-mentioned processor 210 can
To be general processor, including central processing unit (Central Processing Unit, CPU), network processing unit (Network
Processor, NP) etc.；It can also be digital signal processor (DSP), specific integrated circuit (ASIC), field-programmable gate array
Arrange (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.Processor
210 may be implemented or execute disclosed each method, step and logic diagram in the embodiment of the present invention.
It is appreciated that structure shown in Fig. 3 is only to illustrate, vehicle breakdown diagnostic system 200 may also include than shown in Fig. 3
More perhaps less component or with the configuration different from shown in Fig. 3.Each component shown in Fig. 3 can using hardware,
Software or combinations thereof is realized.
To sum up, car fault diagnosis method 100 provided by the invention and system 200 can receive intelligent terminal transmission
Diagnostic instruction, and the vehicle trouble messages of vehicle to be diagnosed can be obtained according to the diagnostic instruction, and by the vehicle trouble
Information feeds back to intelligent terminal, can be diagnosed by intelligent terminal to vehicle trouble, avoid and examine in bulky
It is diagnosed and is operated on disconnected device, it is convenient for the user to operate, improve the convenience of car fault diagnosis.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included in protection scope of the present invention.
Claims (8)
1. a kind of car fault diagnosis method, which comprises the steps of:
Receive the diagnostic instruction that intelligent terminal is sent；
The vehicle trouble messages of vehicle to be diagnosed are obtained according to the diagnostic instruction；
The vehicle trouble messages are fed back into the intelligent terminal, the intelligent terminal be used for the vehicle trouble messages into
Row storage and parsing.
2. car fault diagnosis method as described in claim 1, which is characterized in that the diagnosis for receiving intelligent terminal and sending
In the step of instruction, include the following steps:
Module and intelligent terminal, which are established, by wireless communication communicates to connect.
3. car fault diagnosis method as claimed in claim 2, which is characterized in that it is described according to the diagnostic instruction obtain to
The step of diagnosing the vehicle trouble messages of vehicle, including following sub-step:
It parses the diagnostic instruction and the diagnostic instruction is converted into the diagnostic message of vehicle identification to be diagnosed；
The diagnostic message is transferred to the vehicle to be diagnosed, and obtains vehicle trouble letter corresponding with the diagnostic message
Breath.
4. car fault diagnosis method as claimed in claim 3, which is characterized in that the wireless communication module is bluetooth module
Or Wi-Fi module.
5. car fault diagnosis method as claimed in claim 4, which is characterized in that be transferred to the diagnostic message described
The vehicle to be diagnosed, and in the step of obtaining vehicle trouble messages corresponding with the diagnostic message:
The diagnostic message be transferred to by the interface of transmission line and the connection transmission line and vehicle to be diagnosed it is described
Vehicle to be diagnosed.
6. car fault diagnosis method as claimed in claim 5, which is characterized in that the transmission line include K line route,
CAN bus route, single CAN bus route, VPW route and PWN route.
7. car fault diagnosis method as claimed in claim 6, which is characterized in that the interface is OBD interface.
8. a kind of vehicle breakdown diagnostic system, which is characterized in that the vehicle breakdown diagnostic system includes:
One or more processors；
Memory, for storing one or more programs；
One or more of programs are executed by one or more of processors, so that one or more of processors are realized
Car fault diagnosis method as described in any in claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721011.1A CN110333713A (en) | 2019-08-06 | 2019-08-06 | Car fault diagnosis method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721011.1A CN110333713A (en) | 2019-08-06 | 2019-08-06 | Car fault diagnosis method and system |
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| Publication Number | Publication Date |
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| CN110333713A true CN110333713A (en) | 2019-10-15 |
Family
ID=68148706
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910721011.1A Pending CN110333713A (en) | 2019-08-06 | 2019-08-06 | Car fault diagnosis method and system |
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| CN (1) | CN110333713A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111506047A (en) * | 2020-04-24 | 2020-08-07 | 深圳市元征科技股份有限公司 | Vehicle diagnosis method, device and storage medium |
| CN112365629A (en) * | 2020-11-09 | 2021-02-12 | 海马汽车有限公司 | Fault diagnosis method and device, server and vehicle |
| CN113325820A (en) * | 2021-05-11 | 2021-08-31 | 一汽奔腾轿车有限公司 | Automobile body controller fault diagnosis system and diagnosis method |
| CN114460920A (en) * | 2022-01-14 | 2022-05-10 | 深圳市星卡科技有限公司 | Remote vehicle body computer matching method, device, equipment and medium |
| CN114527722A (en) * | 2020-11-23 | 2022-05-24 | 成都易控智联汽车电子有限公司 | Automobile diagnosis system and method |
| CN114740824A (en) * | 2022-04-12 | 2022-07-12 | 中国第一汽车股份有限公司 | Fault processing method and device applied to vehicle, electronic equipment and storage medium |
| CN114995862A (en) * | 2022-08-03 | 2022-09-02 | 深圳市星卡软件技术开发有限公司 | Method, device and system for calling diagnosis module |
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| CN109240222A (en) * | 2018-08-09 | 2019-01-18 | 东风特汽（十堰）专用车有限公司 | Car fault diagnosis method, system and its intelligent diagnostics server end |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111506047A (en) * | 2020-04-24 | 2020-08-07 | 深圳市元征科技股份有限公司 | Vehicle diagnosis method, device and storage medium |
| CN111506047B (en) * | 2020-04-24 | 2021-09-07 | 深圳市元征科技股份有限公司 | Vehicle diagnosis method, device and storage medium |
| CN112365629A (en) * | 2020-11-09 | 2021-02-12 | 海马汽车有限公司 | Fault diagnosis method and device, server and vehicle |
| CN114527722A (en) * | 2020-11-23 | 2022-05-24 | 成都易控智联汽车电子有限公司 | Automobile diagnosis system and method |
| CN113325820A (en) * | 2021-05-11 | 2021-08-31 | 一汽奔腾轿车有限公司 | Automobile body controller fault diagnosis system and diagnosis method |
| CN114460920A (en) * | 2022-01-14 | 2022-05-10 | 深圳市星卡科技有限公司 | Remote vehicle body computer matching method, device, equipment and medium |
| CN114460920B (en) * | 2022-01-14 | 2024-05-10 | 深圳市星卡科技股份有限公司 | Remote car body computer matching method, device, equipment and medium |
| CN114740824A (en) * | 2022-04-12 | 2022-07-12 | 中国第一汽车股份有限公司 | Fault processing method and device applied to vehicle, electronic equipment and storage medium |
| CN114995862A (en) * | 2022-08-03 | 2022-09-02 | 深圳市星卡软件技术开发有限公司 | Method, device and system for calling diagnosis module |
| CN114995862B (en) * | 2022-08-03 | 2022-11-01 | 深圳市星卡软件技术开发有限公司 | Method, device and system for calling diagnosis module |
| WO2024027240A1 (en) * | 2022-08-03 | 2024-02-08 | 深圳市星卡软件技术开发有限公司 | Calling method, apparatus and system for diagnosis module |
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