CN110647139A - Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle - Google Patents
Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle Download PDFInfo
- Publication number
- CN110647139A CN110647139A CN201910963112.XA CN201910963112A CN110647139A CN 110647139 A CN110647139 A CN 110647139A CN 201910963112 A CN201910963112 A CN 201910963112A CN 110647139 A CN110647139 A CN 110647139A
- Authority
- CN
- China
- Prior art keywords
- obd
- pve
- app
- test
- vehicle
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Images
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
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing And Monitoring For Control Systems (AREA)
- General Factory Administration (AREA)
Abstract
The invention discloses an evaluation test tool for an OBD (on-board diagnostics) mass production vehicle, which comprises: vehicle controller network, CAN wiFi module, panel computer and OBD PVE APP, vehicle controller passes through CAN wiFi module and links to each other with the panel computer signal, OBD PVE APP installs in the inside of panel computer, an OBD volume production car aassessment test method, including hardware connection, operation OBD PVE App, open standardized verification, open monitoring requirement verification and open the monitoring performance verification of using now, improve the degree of automation of OBD PVE test, reduce the technical requirement to operating personnel, automatic record data and test result generate normative report file, promote PVE efficiency of software testing.
Description
Technical Field
The invention belongs to the technical field of vehicle evaluation and test, particularly relates to an evaluation and test tool for an OBD (on-board diagnostics) mass production vehicle, and also relates to an evaluation and test method for the OBD mass production vehicle.
Background
OBD is the abbreviation of English On Board Diagnostics, Chinese translates into "vehicle automatic diagnostic system", this system will monitor whether the car tail gas exceeds standard from the running condition of the Engine at any time, once exceed standard, will send out the warning immediately, when the system breaks down, the trouble light (MIL) or checks the Engine warning light (Check Engine) to light, the power assembly control module (PCM) stores the trouble information into the memorizer at the same time, can read out the trouble code from PCM through certain procedure, according to the suggestion of the trouble code, the maintenance personal can confirm the nature and position of the trouble rapidly and accurately.
The OBD system is required to be subjected to volume production vehicle volume evaluation test (PVE) after vehicle volume production, the compliance of the OBD system is verified, the OBD diagnostic instrument can realize a diagnosis communication function, and a diagnosis result can be transmitted to the outside.
Disclosure of Invention
The invention aims to provide an evaluation test tool and an evaluation test method for an OBD (on-board diagnostics) mass production vehicle, which aim to solve the problems in the prior art in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme: an OBD volume production vehicle evaluation test tool, comprising: the system comprises a vehicle controller network, a CAN WiFi module, a tablet computer and an OBD PVE APP, wherein the vehicle controller is in signal connection with the tablet computer through the CAN WiFi module, and the OBD PVE APP is installed inside the tablet computer;
the CAN WiFi module is used for being connected with a vehicle standard OBD interface of the vehicle-mounted controller, transmitting CAN data through Wifi and realizing diagnosis communication between the vehicle-mounted controller and the tablet personal computer;
the tablet personal computer comprises a processor, a storage, a camera, a voice broadcast sound, a touch display screen, a battery and a communication module, wherein the processor is respectively in signal connection with the storage, the camera, the voice broadcast sound, the touch display screen and the communication module;
the OBD PVE APP is installed inside the memory.
Preferably, the CAN WiFi module is in the model of GCAN-211.
Preferably, the system of the tablet computer adopts an android system or an IOS system.
The invention also provides an OBD (on-board diagnostics) mass production vehicle evaluation test method, which comprises the following steps:
s1: hardware connection: arranging test equipment according to the PVE test requirements of the vehicle, accessing a CAN Wifi module to a vehicle controller local area network through a standard OBD interface, and collecting the position of a fault indicator light (MIL) state by a camera installed on a tablet personal computer;
s2: running the OBD PVE App: opening an OBD PVE App application software program, inputting a user name and a password for logging in, selecting a test item to be performed after logging in, and automatically starting tests in sequence after selecting;
s3: opening standardized verification: the OBD PVE App is communicated with a vehicle controller through a CAN Wifi module, a standard communication protocol and a communication baud rate are automatically identified, and the following automatic test flow is carried out;
1) whether correct communication can be carried out between the OBD PVE tool and the vehicle controller is automatically tested, and an OBD PVE App interface displays a result;
2) detecting the ready states of all vehicle-mounted computers, and displaying results on an OBD PVE App interface;
3) the App prompts an operator to operate and stop the engine, the MIL state is collected through the camera after the operation is finished, whether the MIL ready state meets the requirements of regulations or not is automatically judged in the App, and the result is displayed on an OBD PVE App interface;
4) checking whether the data stream parameters meet the standard requirements, and displaying the result on an OBD PVE App interface;
5) reading CAL ID, CVN, VIN and ECU name, checking whether the standard requirements are met or not, and displaying the result on the OBD PVE App interface;
6) checking that the emission-related fault codes meet the standard requirements, and displaying the result on an OBD PVE App interface;
7) whether the vehicle controller can normally respond to the requests of clearing fault codes and resetting the ready state of the OBD PVE tool is checked, and result information is displayed on an OBD PVE App interface;
8) after the test flow is finished, automatically generating a test report, and recording various test contents and test results in the report;
s4: starting monitoring requirement verification: various test contents are built in the OBD PVE App, test items are automatically imported after test objects are selected, and the following test procedures are executed;
1) the OBD PVE App interface displays the test items, prompts an operator to perform corresponding operation through characters and voice, and performs operation confirmation on the OBD PVE App interface after the operation is completed;
2) after the operation is confirmed, the OBD PVE App automatically reads the fault code acquisition MIL state and judges whether the test result passes;
3) completing the testing process item by item according to the automatically imported testing items, generating a report file after the testing process is finished, and recording the content of the testing items, the testing method and the testing result;
s5: start-in-use monitoring performance verification: after selecting the test item, the App automatically reads information such as the in-use monitoring performance data (IUPR) required by the regulations, production enterprises, vehicle models and the like, judges whether the in-use monitoring performance meets the requirements of the regulations, automatically generates a report and displays corresponding information and results.
Preferably, in the steps S3-S5, the start standardization verification, the start monitoring requirement verification and the start in-use monitoring performance verification are all in accordance with the requirements of the GB18352.6-2016 regulations.
The invention has the technical effects and advantages that: compared with the prior art, the evaluation test tool and the evaluation test method for the OBD mass production vehicle provided by the invention have the following advantages:
by configuring the CAN WiFi module for the mutual transmission function between the vehicle controller network and the WIFI data, a user CAN use a tablet personal computer to connect the module to monitor and send data in the original factory, CAN also use two terminals to complete wireless interconnection of two CAN buses, CAN select a TCP Server, a TCP Client and a UDP mode, and is convenient to select according to equipment required by actual projects; through installing OBD PVE APP in the panel computer, under the requirement of GB18352.6-2016 regulations, the evaluation test step is realized, and the prompt can be carried out to operating personnel, the automation degree of OBD PVE test is improved, the technical requirement on the operating personnel is reduced, the standard report file is generated by automatically recording data and test results, and the PVE test efficiency is improved.
Drawings
FIG. 1 is a schematic block diagram of an OBD mass production vehicle evaluation test tool of the present invention;
fig. 2 is a schematic block diagram of an OBD mass production vehicle evaluation testing method according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides an OBD mass production vehicle evaluation testing tool, including: the system comprises a vehicle controller network, a CAN WiFi module, a tablet computer and an OBD PVE APP, wherein the vehicle controller is in signal connection with the tablet computer through the CAN WiFi module, and the OBD PVE APP is installed inside the tablet computer;
the CAN WiFi module is used for being connected with a vehicle standard OBD interface of a vehicle-mounted controller, transmitting CAN data through Wifi and realizing diagnosis communication between the vehicle-mounted controller and a tablet computer, and the model of the CAN WiFi module is GCAN-211, and the GCAN-211 has a frame format of 1.CAN-bus supporting CAN2.0A and CAN2.0B and conforms to the ISO/DIS 11898 standard; the flexible CAN port data is arranged in frames, so that various subpackage requirements of users are met; each CAN port CAN be respectively configured into different working modes, and CAN be flexibly applied to various fields; each CAN port also opens a diagnosis port, and the upper computer CAN acquire the error state of the corresponding CAN port by connecting the diagnosis port; the CAN-bus communication baud rate is freely programmable between 5Kbps-1 Mbps; the accuracy of the message timestamp received by the CAN end reaches 1us, so that conversion CAN be better realized;
the tablet personal computer comprises a processor, a storage, a camera, a voice broadcast sound, a touch display screen, a battery and a communication module, wherein the processor is respectively in signal connection with the storage, the camera, the voice broadcast sound, the touch display screen and the communication module;
the OBD PVE APP is installed inside the memory.
Referring to fig. 2, the present invention also provides an OBD mass production vehicle evaluation testing method, including the following steps:
s1: hardware connection: arranging test equipment according to the PVE test requirements of the vehicle, accessing a CAN Wifi module to a vehicle controller local area network through a standard OBD interface, and collecting the position of a fault indicator light (MIL) state by a camera installed on a tablet personal computer;
s2: running the OBD PVE App: opening an OBD PVE App application software program, inputting a user name and a password for logging in, selecting a test item to be performed after logging in, and automatically starting tests in sequence after selecting;
s3: opening standardized verification: the OBD PVE App is communicated with a vehicle controller through a CAN Wifi module, a standard communication protocol and a communication baud rate are automatically identified, and the following automatic test flow is carried out;
1) whether correct communication can be carried out between the OBD PVE tool and the vehicle controller is automatically tested, and an OBD PVE App interface displays a result;
2) detecting the ready states of all vehicle-mounted computers, and displaying results on an OBD PVE App interface;
3) the App prompts an operator to operate and stop the engine, the MIL state is collected through the camera after the operation is finished, whether the MIL ready state meets the requirements of regulations or not is automatically judged in the App, and the result is displayed on an OBD PVE App interface;
4) checking whether the data stream parameters meet the standard requirements, and displaying the result on an OBD PVE App interface;
5) reading CAL ID, CVN, VIN and ECU name, checking whether the standard requirements are met or not, and displaying the result on the OBD PVE App interface;
6) checking that the emission-related fault codes meet the standard requirements, and displaying the result on an OBD PVE App interface;
7) whether the vehicle controller can normally respond to the requests of clearing fault codes and resetting the ready state of the OBD PVE tool is checked, and result information is displayed on an OBD PVE App interface;
8) after the test flow is finished, automatically generating a test report, and recording various test contents and test results in the report;
s4: starting monitoring requirement verification: various test contents are built in the OBD PVE App, test items are automatically imported after test objects are selected, and the following test procedures are executed;
1) the OBD PVE App interface displays the test items, prompts an operator to perform corresponding operation through characters and voice, and performs operation confirmation on the OBD PVE App interface after the operation is completed;
2) after the operation is confirmed, the OBD PVE App automatically reads the fault code acquisition MIL state and judges whether the test result passes;
3) completing the testing process item by item according to the automatically imported testing items, generating a report file after the testing process is finished, and recording the content of the testing items, the testing method and the testing result;
s5: start-in-use monitoring performance verification: after selecting the test item, the App automatically reads information such as the in-use monitoring performance data (IUPR) required by the regulations, production enterprises, vehicle models and the like, judges whether the in-use monitoring performance meets the requirements of the regulations, automatically generates a report and displays corresponding information and results.
Specifically, in steps S3-S5, the start standardization verification, the start monitoring requirement verification and the start in-use monitoring performance verification are all in accordance with the GB18352.6-2016 regulatory requirements.
In summary, the following steps: according to the invention, the CAN WiFi module is configured for the mutual transmission function between the vehicle controller network and the WIFI data, so that a user CAN use the tablet personal computer to connect the module to monitor and send data in the original factory, and CAN also use two terminals to complete the wireless interconnection of two CAN buses, and TCP Server, TCP Client and UDP modes CAN be selected, thereby facilitating the selection according to the equipment required by the actual project; through installing OBD PVE APP in the panel computer, under the requirement of GB18352.6-2016 regulations, the evaluation test step is realized, and the prompt can be carried out to operating personnel, the automation degree of OBD PVE test is improved, the technical requirement on the operating personnel is reduced, the standard report file is generated by automatically recording data and test results, and the PVE test efficiency is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an OBD volume production car aassessment testing tool which characterized in that includes: the system comprises a vehicle controller network, a CAN WiFi module, a tablet computer and an OBD PVE APP, wherein the vehicle controller is in signal connection with the tablet computer through the CAN WiFi module, and the OBD PVE APP is installed inside the tablet computer;
the CAN WiFi module is used for being connected with a vehicle standard OBD interface of the vehicle-mounted controller, transmitting CAN data through Wifi and realizing diagnosis communication between the vehicle-mounted controller and the tablet personal computer;
the tablet personal computer comprises a processor, a storage, a camera, a voice broadcast sound, a touch display screen, a battery and a communication module, wherein the processor is respectively in signal connection with the storage, the camera, the voice broadcast sound, the touch display screen and the communication module;
the OBD PVE APP is installed inside the memory.
2. The OBD mass production truck assessment test tool of claim 1, wherein: the model of the CAN WiFi module is GCAN-211.
3. The OBD mass production truck assessment test tool of claim 1, wherein: the system of the tablet computer adopts an android system or an IOS system.
4. The OBD mass production truck evaluation test method of claim 1, characterized in that: the method comprises the following steps:
s1: hardware connection: arranging test equipment according to the PVE test requirements of the vehicle, accessing a CAN Wifi module to a vehicle controller local area network through a standard OBD interface, and collecting the position of a fault indicator light (MIL) state by a camera installed on a tablet personal computer;
s2: running the OBD PVE App: opening an OBD PVE App application software program, inputting a user name and a password for logging in, selecting a test item to be performed after logging in, and automatically starting tests in sequence after selecting;
s3: opening standardized verification: the OBD PVE App is communicated with a vehicle controller through a CAN Wifi module, a standard communication protocol and a communication baud rate are automatically identified, and the following automatic test flow is carried out;
1) whether correct communication can be carried out between the OBD PVE tool and the vehicle controller is automatically tested, and an OBD PVE App interface displays a result;
2) detecting the ready states of all vehicle-mounted computers, and displaying results on an OBD PVE App interface;
3) the App prompts an operator to operate and stop the engine, the MIL state is collected through the camera after the operation is finished, whether the MIL ready state meets the requirements of regulations or not is automatically judged in the App, and the result is displayed on an OBD PVE App interface;
4) checking whether the data stream parameters meet the standard requirements, and displaying the result on an OBD PVE App interface;
5) reading CAL ID, CVN, VIN and ECU name, checking whether the standard requirements are met or not, and displaying the result on the OBD PVE App interface;
6) checking that the emission-related fault codes meet the standard requirements, and displaying the result on an OBD PVE App interface;
7) whether the vehicle controller can normally respond to the requests of clearing fault codes and resetting the ready state of the OBD PVE tool is checked, and result information is displayed on an OBD PVE App interface;
8) after the test flow is finished, automatically generating a test report, and recording various test contents and test results in the report;
s4: starting monitoring requirement verification: various test contents are built in the OBD PVE App, test items are automatically imported after test objects are selected, and the following test procedures are executed;
1) the OBD PVE App interface displays the test items, prompts an operator to perform corresponding operation through characters and voice, and performs operation confirmation on the OBD PVE App interface after the operation is completed;
2) after the operation is confirmed, the OBD PVE App automatically reads the fault code acquisition MIL state and judges whether the test result passes;
3) completing the testing process item by item according to the automatically imported testing items, generating a report file after the testing process is finished, and recording the content of the testing items, the testing method and the testing result;
s5: start-in-use monitoring performance verification: after selecting the test item, the App automatically reads information such as the in-use monitoring performance data (IUPR) required by the regulations, production enterprises, vehicle models and the like, judges whether the in-use monitoring performance meets the requirements of the regulations, automatically generates a report and displays corresponding information and results.
5. The OBD mass production truck assessment testing method according to claim 4, wherein: in the steps S3-S5, the start standardization verification, the start monitoring requirement verification and the start in-use monitoring performance verification are all in accordance with the GB18352.6-2016 regulatory requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963112.XA CN110647139B (en) | 2019-10-11 | 2019-10-11 | Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963112.XA CN110647139B (en) | 2019-10-11 | 2019-10-11 | Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110647139A true CN110647139A (en) | 2020-01-03 |
| CN110647139B CN110647139B (en) | 2022-10-14 |
Family
ID=69012561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910963112.XA Active CN110647139B (en) | 2019-10-11 | 2019-10-11 | Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110647139B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273643A (en) * | 2020-04-01 | 2020-06-12 | 苏州华业检测技术服务有限公司 | Device and method for simulating signal interference in mass production vehicle evaluation experiment |
| CN111510355A (en) * | 2020-04-28 | 2020-08-07 | 扬州亚星客车股份有限公司 | Automatic sequence test system and method for CAN communication of whole vehicle |
| CN112269088A (en) * | 2020-10-26 | 2021-01-26 | 东风汽车集团有限公司 | Engine PVE fault diagnosis test device and method |
| DE102021117505B3 (en) | 2021-07-07 | 2022-07-28 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Apparatus and method for automated failure response simulation |
| DE102024001298A1 (en) | 2024-04-24 | 2024-07-11 | Mercedes-Benz Group AG | Procedures for verifying motor vehicle test results |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070179691A1 (en) * | 2006-01-30 | 2007-08-02 | Grenn Daniel P | Distributed diagnostics architecture |
| CN103970114A (en) * | 2013-01-29 | 2014-08-06 | 龚轶 | Intelligent processing module of OBD system |
| CN108490917A (en) * | 2018-03-30 | 2018-09-04 | 浙江吉利控股集团有限公司 | Program writing and detection device |
| CN109358606A (en) * | 2018-11-09 | 2019-02-19 | 广州锦红源电子科技有限公司 | Vehicle automatization test system, test method and device |
| CN110293956A (en) * | 2018-03-23 | 2019-10-01 | 丰田自动车株式会社 | The control device of hybrid vehicle |
-
2019
- 2019-10-11 CN CN201910963112.XA patent/CN110647139B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070179691A1 (en) * | 2006-01-30 | 2007-08-02 | Grenn Daniel P | Distributed diagnostics architecture |
| CN103970114A (en) * | 2013-01-29 | 2014-08-06 | 龚轶 | Intelligent processing module of OBD system |
| CN110293956A (en) * | 2018-03-23 | 2019-10-01 | 丰田自动车株式会社 | The control device of hybrid vehicle |
| CN108490917A (en) * | 2018-03-30 | 2018-09-04 | 浙江吉利控股集团有限公司 | Program writing and detection device |
| CN109358606A (en) * | 2018-11-09 | 2019-02-19 | 广州锦红源电子科技有限公司 | Vehicle automatization test system, test method and device |
Non-Patent Citations (1)
| Title |
|---|
| EAN: "国六量产车辆评估测试（PVE测试）解决方案", 《HTTP://WWW.EANTECHNOLOGIES.COM/PAGE206?ARTICLE_ID=32》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273643A (en) * | 2020-04-01 | 2020-06-12 | 苏州华业检测技术服务有限公司 | Device and method for simulating signal interference in mass production vehicle evaluation experiment |
| CN111510355A (en) * | 2020-04-28 | 2020-08-07 | 扬州亚星客车股份有限公司 | Automatic sequence test system and method for CAN communication of whole vehicle |
| CN112269088A (en) * | 2020-10-26 | 2021-01-26 | 东风汽车集团有限公司 | Engine PVE fault diagnosis test device and method |
| DE102021117505B3 (en) | 2021-07-07 | 2022-07-28 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Apparatus and method for automated failure response simulation |
| DE102024001298A1 (en) | 2024-04-24 | 2024-07-11 | Mercedes-Benz Group AG | Procedures for verifying motor vehicle test results |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110647139B (en) | 2022-10-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110647139B (en) | Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle | |
| CN102120441B (en) | Passenger vehicles diagnosis method of passenger vehicles diagnosis system | |
| CN111024405B (en) | Automobile diagnosis method, related device and system | |
| EP3425878B1 (en) | Communication method, apparatus and system for remote diagnosis of automobile | |
| CN105589719B (en) | system for remotely upgrading whole vehicle-mounted controller software and upgrading method | |
| CN104516345B (en) | Vehicle diagnostic and prognostic system | |
| CN105025058B (en) | Vehicle remote diagnosis method, remote vehicle monitoring method and car-mounted terminal | |
| Tahat et al. | Android-based universal vehicle diagnostic and tracking system | |
| CN108132663A (en) | The analytic method of vehicle trouble messages, device and system | |
| CN106341294B (en) | Portable MVB protocol analysis equipment and MVB data processing method | |
| CN110233768B (en) | UDS-based CAN bus test system and CAN bus test method | |
| CN106990773A (en) | vehicle remote diagnosis method, cloud server and system | |
| CN110989555A (en) | Vehicle diagnosis and alarm method, device and system | |
| CN111506047B (en) | Vehicle diagnosis method, device and storage medium | |
| CN104516344A (en) | Vehicle diagnostic and prognostic systems and methods | |
| CN104038262A (en) | Mobile terminal commercial vehicle monitoring system for realizing diagnosis technology and Bluetooth communication under Android platform | |
| CN111061250A (en) | Automobile CAN bus information safety testing method | |
| CN113190454A (en) | Real-vehicle test method and system for vehicle-mounted terminal software | |
| US20100121951A1 (en) | Method and arrangement for diagnosing networks including field bus systems | |
| CN102981496A (en) | Remote control and data storage method based on vehicle professional diagnosis | |
| CN111966084A (en) | TBOX detection device and method | |
| CN212694288U (en) | TBOX detection device | |
| CN113654816A (en) | Locomotive test device based on CMD and locomotive intelligent debugging system | |
| CN111055685A (en) | Interactive simulation charging test system and test method | |
| CN113507402A (en) | TBOX diagnosis method for passive CAN |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |