EP2609576A1 - Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles - Google Patents

Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles

Info

Publication number
EP2609576A1
EP2609576A1 EP11751825.8A EP11751825A EP2609576A1 EP 2609576 A1 EP2609576 A1 EP 2609576A1 EP 11751825 A EP11751825 A EP 11751825A EP 2609576 A1 EP2609576 A1 EP 2609576A1
Authority
EP
European Patent Office
Prior art keywords
parameter values
operating parameter
processor
communication
firmware components
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.)
Withdrawn
Application number
EP11751825.8A
Other languages
German (de)
English (en)
Inventor
Sven Meyer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OBD TUNING GmbH
Original Assignee
OBD TUNING GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by OBD TUNING GmbH filed Critical OBD TUNING GmbH
Priority to EP11751825.8A priority Critical patent/EP2609576A1/fr
Publication of EP2609576A1 publication Critical patent/EP2609576A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0808—Diagnosing performance data
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C2205/00—Indexing scheme relating to group G07C5/00
    • G07C2205/02—Indexing scheme relating to group G07C5/00 using a vehicle scan tool

Definitions

  • the present invention relates to a portable device for changing operating parameter values and / or firmware of electronic control devices of motor vehicles according to the preamble of claim 1.
  • Modern motor vehicles generally have a plurality of different electronic control devices with which various functional units of the motor vehicle are controlled and which are connected to a common communication bus.
  • control devices include engine control devices, transmission control devices, and brake system control devices, such as engine controls.
  • Control devices for the ABS brake system The mode of operation of each individual control device is determined by the respective firmware stored in it and possibly by operating parameters or values of operating parameters stored in it. For various reasons, it may be desirable or necessary to change the firmware and / or operating parameters or operating parameter values, for example to remedy errors or to achieve a mode better adapted to the intended operating conditions of the motor vehicle.
  • This standard connector interface is known as the so-called OBD-2 diagnostic socket (OBD stands for "on-board diagnostics").
  • OBD-2 diagnostic socket OBD stands for "on-board diagnostics”
  • OBD on-board diagnostics
  • a change in the values of operating parameters and / or firmware of the electronic control devices necessitates that an operator address each control device individually and carry out specific operating steps adapted to the respective control device.
  • first data must be read from the relevant control device and displayed or printed and then determined new data and, often manually entered into the device. The operator can therefore only selectively influence a specific control device at the same time.
  • a device for changing operating parameters and / or firmware or firmware components of electronic control devices of motor vehicles is portable and has an electronic memory device which is adapted to store firmware components and / or values of operating parameters for one or more electronic control devices of a motor vehicle.
  • firmware components and / or operating parameter values are stored in the memory device, the firmware components and / or operating parameter values of each of a certain type and type of control device.
  • Each memory device therefore includes a data record (firmware components and / or operating parameter values), and one or more data records are stored in the memory device.
  • the data may refer to a type A engine controller of manufacturer B and to a type D manufacturer's D transmission controller.
  • the device is adapted for use with motor vehicles in which one or more electronic control devices are connected to a common communication bus of the motor vehicle, which in turn has a communication port to which external devices are temporarily connected can be.
  • operating parameters generally includes all parameters for which a change in value results in a change in the control behavior or possibly also in the other operation of a control device.
  • communication bus is understood to mean any bus system which is suitable for connecting the individual control devices of motor vehicles with one another and with a communication terminal.
  • firmware is to be understood in the usual way all implemented in a control device programs that determine the operation and operation of the controller, for example, implement the flow of a specific control algorithm, the rule context may still contain operating parameters.
  • operating parameters are, inter alia, also understood as meaning, in particular, variables within the regulatory context and comparative variables and limiting variables.
  • the portable device further comprises a processor device which is connected to the memory device and is adapted to read out firmware components and / or operating parameter values stored in the memory device from the memory device and to further process them in the manner described below.
  • the processor device may comprise a single processor or even a group of processors and auxiliary components. It is preferred if the processor device is as simple as possible. is constructed.
  • the portable device has an interface device connected to the processor device, which is adapted to be detachably connected to the communication port of the communication bus of a motor vehicle such that a data exchange between the processor device of the portable device and connected to the communication bus electronic control devices of the motor vehicle is possible via the communication bus.
  • the interface device which will generally include a suitable plug, such as a plug compatible with the standard OBD-2 diagnostic socket, or a plug fitted to a jack of a particular vehicle manufacturer, may be connected to the communications port a data connection between the processor device and the communication bus made.
  • a suitable plug such as a plug compatible with the standard OBD-2 diagnostic socket, or a plug fitted to a jack of a particular vehicle manufacturer
  • the processor device assumes the role of a master, while the control devices of the vehicle communicate as slaves.
  • the processor device is provided with a translation device or it is associated with a translation device which is adapted so that the processor device can send, receive and interpret data with the aid of a multiplicity of different communication protocols via the interface device. This means that even if the control devices connected to the respective communication bus operate according to different communication protocols, the processor device can communicate with various control devices without the further assistance of an operator.
  • the translation device automatically or under the control of the processor device ensures that the control devices receive data from the processor device in a format that they understand and that the processor device can receive and understand the data sent by the control devices.
  • the term communication protocol encompasses all parameters, formats and rules relevant to data communication between the processor device and a control device via the communication bus. These include, among other things, the type and form of commands or the structure of data packets.
  • the processor device is adapted to automatically establish a communication connection via the communication bus in the already indicated manner after establishing a releasable connection of the interface device with the communication connection of the communication bus of a motor vehicle, ie, for example, to log on to the communication bus as a master, and then one Inventory of the individual connected to the communication bus electronic control devices of the motor vehicle and the communication protocols used by the individual electronic control devices perform.
  • the processor device first interrogates the control devices connected to the communication bus in order to determine, for example, which control devices of which manufacturer and of which type or series are present. Establishing the communication link may further require the processor device to determine which type of communication bus is present and to act accordingly.
  • the processor device (and the translation device) is adapted to recognize different communication buses and to take the appropriate steps to establish a data connection in each case. Furthermore, it is preferable if the processor device is adapted to monitor the on-board voltage and the status of the individual control devices in this connection.
  • the automatic production of a communication connection after establishing a detachable connection of the cutting interface device with the communication port does not preclude that previously also provided on the device switching device operated, such as a start button or start switch, or eg the ignition of the vehicle must be turned on ,
  • the processor means is adapted to automatically determine, after the establishment of the communication link by means of the translation means for each detected electronic control device, whether firmware components and / or operating parameter values are stored for them in the electronic memory device, and then, if so, via the Communication bus according to the communication protocol corresponding to this electronic control device programming commands and the relevant, stored in the memory device firmware components and / or operating parameter values to send data to the respective electronic control device.
  • the programming commands and data are thereby adapted by the processor device and the translation device in order to implement the firmware components and / or operating parameter values in the respective control device.
  • the programming commands and data received by the addressed controller on the communication bus are configured such that upon receipt, the controller implements the new firmware components and / or operating parameter values in their memory.
  • This portable device has the advantage that in order to selectively change the operation of the electronic control devices of a motor vehicle, it is only necessary to store suitable firmware components and / or operating parameter values for the corresponding control devices in the memory device of the device, the storage preferably being independent of those of the Controlling devices used Koitimunikationsprotokoll can be done in a uniform format, and then connect the device to the communication bus of the motor vehicle. The change of the firmware or operating parameter values then takes place fully automatically, ie it operates completely autonomously.
  • the portable device preferably has a housing in which or on which all components of the device are housed, and may have a shape similar to that of a USB stick, and the actual reprogramming of the control devices requires only the insertion of this "USB stick" In the appropriate socket with a very simple and quick to implement connector, and the reprogramming can then be done without further input or influence on the process in the sense of a "plug and play" function.
  • the interface device may have a plug arranged directly on the housing, so that the device without cable directly with the Communication terminal can be connected or can be plugged into the corresponding socket.
  • the firmware components and / or operating parameter values to be stored in the memory device must preferably be adapted to the relevant motor vehicle and the control devices present therein and the desired change in their mode of operation.
  • the device is therefore preferably adapted to a specific vehicle or type of vehicle by storing a specific overall data set containing data records with suitably modified data for the various control devices of the vehicle. This can for example be done by the manufacturer of the motor vehicle manufactures the appropriate devices for its various types of vehicles and shipped to workshops or even to end users, for example, regional climatic peculiarities can be considered. The operation of the device is so simple that even the latter can operate it.
  • a workshop could offer to provide a device with a suitable overall data record after receiving the data of a certain motor vehicle and the wishes of its owner of the operating behavior.
  • the device is so simple in construction and inexpensive to manufacture that it can be used as a disposable item for single use - ie for a single update or Change the control devices of a vehicle - can be configured.
  • the firmware components and / or operating parameter values are stored in a uniform controller-independent format for ease of creating and storing the data sets for various controllers in the memory device.
  • the processor device and the memory device are adapted such that the communication between the processor device and the memory device, i. the reading out of data from the memory device and the writing of data into the memory device takes place in a uniform, control device-independent communication protocol. In this way, the structure of the device is simplified because the processor device can easily communicate with the memory device.
  • the translation device is integrated into the processor device in such a way that the processor device transmits and receives directly in the respective communication protocols.
  • the processor device is designed such that not a part of it first sends data in a first format to the translation device and then makes a translation into a second format. Rather, the data to be transmitted on the communication bus are generated directly in the translation device from the data read from the memory device.
  • This embodiment has the advantage that the processor device as a whole can be constructed as an integrated component and thus very simply.
  • the processor means comprises a main processor and a separate translation device, the translation device being arranged between the main processor and the interface device.
  • the main processor is then adapted to send programming commands and data to be sent from the main processor via the interface device to a specific controller, first to the translation device in accordance with a uniform communication protocol.
  • the translation device is further adapted to translate these programming commands and data from the unified communication protocol into the communication protocol of the respective controller and to transmit in translated form to the interface device.
  • the translation device is also adapted to translate data sent by the respective controller in its communication protocol via the communication bus into the unified communication protocol and pass it on to the main processor.
  • a change in the translation function then requires no modification and no replacement of the main processor.
  • the electronic storage device is provided in a removable from the portable device storage element or the storage device comprises a removable storage element. This has the advantage that in order to adapt the portable device to a specific application, only the corresponding overall data record has to be stored in a memory element or memory module, which is then detachably arranged in the portable device, eg in a suitable plug-in or connection location.
  • a conventional memory card such as an SD card, can be used, which can be easily plugged into a suitable slot in the device.
  • the electronic memory device also comprises a non-removable memory component in addition to a removable memory element.
  • a key is stored permanently and stored in particular immutable and the processor device is adapted to work only when the two keys match each other, ie, for example, match.
  • the removable storage element is married to the processor device, allows a person providing the portable devices to take advantage of a removable storage element in connection with storing modified firmware components and / or operating parameter values, but later manipulation prevent the memory element or unwanted propagation or unwanted resale of only the memory element for use in another portable device.
  • the data is stored encrypted in the memory device and must be decrypted by the processor device.
  • the interface device comprises a plug connection element which is adapted to be connected to a designed as a complementary plug connection element communication port of the communication bus of a motor vehicle by producing a plug connection.
  • the actual reprogramming then preferably requires only plugging the device into the communication port and after completing the reprogramming the unplugging.
  • the communication bus can be configured as K-line (according to ISO 9141, ISO 14230-1), L-line or CAN-bus (ISO 11898) or as any other on-board diagnostic (OBD) suitable bus system.
  • K-line accordinging to ISO 9141, ISO 14230-1
  • L-line L-line
  • CAN-bus ISO 11898
  • OBD on-board diagnostic
  • the processor device is adapted to determine, after the device has been connected to the communication port of a particular motor vehicle, whether the device was already connected to the motor vehicle and, if this was not the case, before the change of firmware components and / or or operating parameter values to read the firmware components and / or operating parameter values from the control means and to save as a backup copy in the memory device.
  • the backup copy is preferably stored in the same format as the changed firmware components and / or operating parameter values.
  • the device as a whole, and in particular the processor device is designed to ensure this original state in the memory device before any change or reprogramming of control devices of a vehicle relative to the original state.
  • an original complete data record is stored for the vehicle in question, which stores the original data records of the individual Contains nikationsbus connected control devices of the vehicle or possibly only those control devices for which a change is to be made.
  • the storage device then stores for the vehicle the original overall data record and data records with modified or adapted firmware components and / or operating parameter values or an adapted or modified overall data record for the vehicle.
  • the processor device with the aid of the translation device with the aid of suitable command signals via the communication bus for user request or preferably automatically also a characteristic of the respective motor vehicle size to be read, such as the chassis number.
  • the processor device is then adapted to preferably automatically check whether there is already a backup copy of the read characteristic variable in the memory device and to save the backup copy together with an associated specification of the characteristic variable.
  • the processor device is adapted to check whether any backup copy is stored in the memory device, and to save a backup copy only if no backup copy is yet present.
  • This embodiment is particularly easy to implement and advantageous if the device is intended only for use with a particular motor vehicle.
  • the device has an operator-operable switch associated with the processor device having a first switch position and a second switch position, the processor device being adapted to transmit programming commands and firmware components and or operating parameter values to the control devices for implementing the firmware components and / or operating parameter values in the control devices so that the data in the first switch position correspond to changed firmware components and / or operating parameter values (ie the adjusted total data record) and, so far a backup copy for the respective vehicle is stored in the memory device, in the second switch position correspond to the firmware components and / or operating parameter values of the backup copy.
  • the switch By actuating the switch, it is therefore possible to determine whether the control devices are programmed with data sets of original data or with data sets of modified data. Restoring the backup copy and restoring the original state is thus always possible in exactly the same simple manner as changing firmware components and / or operating parameter values from their original state.
  • a change of firmware components and at least certain operating parameter values is not possible without first undergoing an authorization procedure. Unauthorized persons or devices are denied the changing access to the control device.
  • Such an authorization method can be initiated by the control device after receiving programming commands and changed data, or can already be used in a communication system. initiation phase before any programming commands are accepted.
  • These authorization methods are usually designed such that the control device sends an authorization request code via the communication bus, which can be, for example, a multi-digit number sequence and is recreated, for example, at random on a random basis.
  • the controller then expects a particular response code calculated by an authorization algorithm implemented in the controller, such as a multi-digit number sequence again. Only when the controller receives the correct response code does it permit reprogramming.
  • a look-up table is stored in the memory device, which in each case contains an authorization algorithm for a plurality of different control devices, which can be provided by the manufacturers of the control devices or can be obtained, for example, by reverse engineering.
  • the processor device is adapted to use the look up table determine the authorization algorithm associated with the requesting control device, use the authorization algorithm to calculate an authorization response code from the authorization request code and to send the authorization response code to the control device.
  • the translator provides for the controller to provide data and commands in its communication protocol and that the processor device can interpret and process data and commands sent by the controller in its communication protocol.
  • the processor device is set up to automatically read out a characteristic identifier for the motor vehicle immediately after establishing a connection between the interface device of the device and the communication port of the communication bus of a motor vehicle, such as the chassis number, and only then to operate as intended, if the read identifier coincides with an identifier stored in the memory device.
  • an identification characterizing a particular motor vehicle is preferably stored unchangeably, and the processor device can only make the described change of firmware components and / or operating parameter values if the identifier of the respective vehicle matches the stored identifier.
  • the data are stored encrypted in the memory device and must be decrypted by the processor device.
  • the encryption can be carried out as a function of the stored characteristic identifier, and the processor device can be adapted to try the decryption in dependence on the characteristic identifier of the respectively connected vehicle.
  • the device has a display device, for example in the form of one or more LEDs, with which various operating processes and / or states of the device can be displayed. These can be identified by different colors and / or flashing patterns.
  • the display device is controlled by or with the aid of the processor device.
  • the display device indicates that the processor device sends data to a control device, that the processor device stores data in the memory device, that the processor device carries out a communication process with the control devices of the connected vehicle, a change of firmware components and / or operating parameter values of the control devices that such a communication process and the change has been successfully performed, that an error has occurred and / or that the device is successfully logged on the communication bus.
  • the display device could be provided as a display device and a display.
  • the portable device is advantageously adapted for use in a method of modifying operating parameter values and / or firmware components of automotive electronic control devices in which the electronic control devices are interconnected via a communications bus and to a communications port are.
  • firmware components and / or operating parameter values for one or preferably a plurality of electronic control devices of a motor vehicle or several motor vehicles are stored in the memory device of the device.
  • the device is connected with its interface device releasably connected to the communication port of the communication bus of a motor vehicle.
  • the device is adapted to perform automatically or substantially automatically (eg, if the actuation of a start button is still provided) different method steps with which a change of operating parameter values and / or firmware components of electronic Control devices of the motor vehicle is performed, provided that at least some of the stored in the memory device operating parameter values and / or firmware components belong to at least one of the control devices of the motor vehicle.
  • the storage is particularly easy to carry out if the storage device has a removable storage element, such as a conventional SD card, which only has to be inserted into the prepared residual device.
  • the storage of firmware components and / or operating parameter values for at least one electronic control device of a motor vehicle in the memory device of the device can be carried out in a preferred embodiment by first determining for a particular motor vehicle which control devices are present in the vehicle and subsequently firmware components and / or operating parameter values for one or more of the electronic control devices of the particular motor vehicle are stored in the memory device of the device.
  • the portable device e.g. as a disposable device, intended to be used only with a specific vehicle, such as to allow once a reprogramming of a specific vehicle to change its operating characteristics.
  • the embodiments of the device described above are particularly advantageous, in which a characteristic identifier for the particular vehicle is stored in the memory device and / or a removable memory element is married to the processor device.
  • firmware components and / or operating parameter values for at least one electronic control device of a motor vehicle in the memory device of the device in such a way that firmware components and / or operating parameters- stored values for a variety of electronic control devices of motor vehicles in the storage device of the device. Then it is possible that the device is used on many different vehicles with possibly very different control devices.
  • FIG. 1 shows a first exemplary embodiment of a device according to the invention.
  • Figure 2 shows a second embodiment of a device according to the invention.
  • the device 1 shown in Figure 1 comprises a processor device 2, a memory device 3, an interface device 4 with a connector element 5, a display device 6 and a switch 7.
  • the processor device 2 and the memory device 3 are arranged in a housing 8 in the form and Size, for example, about the case of a USB stick or a mobile phone can correspond.
  • the display device 6 is mounted on the housing 8 of the device 1 so that it is clearly visible to an operator. For example, it may include one or more LEDs in different colors.
  • the switch 7 has two different switch positions. An operator can move the switch 7 from one position to another by hand.
  • the memory device 3 are - as already explained above, at least after the first connection of the device 1 to a motor vehicle - two data sets or total data stored, a record with the original data of the control devices of that motor vehicle, with which the device is connected at this moment, and a second record of the data to be implemented in the controllers to replace the original data.
  • the position of the switch 7 determines which of the two data sets is to be sent by the processor device 2 to the control devices of the motor vehicle and implemented there.
  • the connector element 5 is designed so that it can be brought into plug-in connection with the diagnostic interface of the motor vehicle, a commercial OBD2 socket.
  • the processor device 2 shown in FIG. 1 is designed such that the translation device is integrated into the processor device 2 in such a way that the processor device 2 transmits directly in accordance with various communication protocols.
  • the translation device is embodied as an integral part of a processor and not as a separate component relative to a processor, which is connected to the processor, for example by lines.
  • the memory device 3 is designed such that it is permanently installed in the device 1.
  • FIG. 2 shows a further embodiment of the portable device.
  • the processor device 2 'of the device 1' of FIG. 2 comprises a main processor 2 a and a translation device 2 b, designed as a separate component. which is connected to the main processor 2a via a data line 10.
  • the data line 9a between the memory device 3 'and the processor device 2' is connected to the main processor 2a, while the data line 9b is connected between the interface device 4 and the processor device 2 1 with the translation device 2b.
  • the traffic on the line 9b may advantageously take place in accordance with the communication protocols of the vehicle control devices, translated or to be translated by the translation device 2b, connected to the interface device 4 and the traffic on the line 10 between the translation device 2b and the main processor 2a may take place according to a uniform communication protocol of the main processor 2a.
  • the exemplary embodiment according to FIG. 2 differs from the exemplary embodiment illustrated in FIG. 1 in that the memory device 3 'comprises two separate memory partitions.
  • the first memory partition 3a is arranged in a non-device removable memory element.
  • the second memory partition 3b is disposed in a device removable memory element and configured in a commercially available mobile memory format, for example, SD format, so that the removable memory element can be quickly and easily accessed by an operator with external memory. NEN reading and programming devices can be associated.
  • the removable and non-removable memory partitions are connected to each other and to both the main processor 2a and the switch 7 by means of the described lines.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
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  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Stored Programmes (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

L'invention concerne un dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électroniques de véhicules automobiles connectés à un bus de communication et un procédé correspondant utilisant ledit dispositif. Le dispositif comprend un dispositif mémoire (3, 3'), un dispositif processeur qui lui est lié (2, 2') conçu pour sélectionner des composants logiciels et/ou des valeurs de paramètres de fonctionnement dans le dispositif mémoire (3, 3'), et un dispositif d'interface (4) lié au dispositif processeur (2, 2') conçu pour être lié à la connexion de communication du bus de communication de façon détachable pour permettre une communication de données. Le dispositif processeur (2, 2') présente un dispositif de traduction (2, 2b) à l'aide duquel le dispositif processeur (2, 2') peut envoyer, recevoir et interpréter des données selon un grand nombre de différents protocoles de communication, et conçu pour créer automatiquement une liaison de communication par le bus de communication, effectuer un relevé des dispositifs de commande et des protocoles de communication qu'ils utilisent et, pour chaque dispositif de commande reconnu - pour lesquels sont enregistrés dans le dispositif mémoire (3, 3') des composants logiciels et/ou des valeurs de paramètres de fonctionnement - envoyer des commandes de programmation et des données correspondant aux composants logiciels respectifs et/ou aux valeurs de paramètres de fonctionnement au dispositif de commande correspondant selon le protocole de communication par le bus de communication. Les commandes de programmation et les données sont conçues pour mettre en œuvre les composants logiciels et/ou les valeurs de paramètres de fonctionnement dans le dispositif de commande correspondant.
EP11751825.8A 2010-08-26 2011-08-26 Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles Withdrawn EP2609576A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11751825.8A EP2609576A1 (fr) 2010-08-26 2011-08-26 Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10174198A EP2423887A1 (fr) 2010-08-26 2010-08-26 Dispositif portable pour la modification de valeurs de paramètres de fonctionnement et/ou de micrologiciel de dispositifs de commande électroniques de véhicules automobiles
PCT/EP2011/004292 WO2012025244A1 (fr) 2010-08-26 2011-08-26 Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles
EP11751825.8A EP2609576A1 (fr) 2010-08-26 2011-08-26 Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles

Publications (1)

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EP2609576A1 true EP2609576A1 (fr) 2013-07-03

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EP10174198A Withdrawn EP2423887A1 (fr) 2010-08-26 2010-08-26 Dispositif portable pour la modification de valeurs de paramètres de fonctionnement et/ou de micrologiciel de dispositifs de commande électroniques de véhicules automobiles
EP11751825.8A Withdrawn EP2609576A1 (fr) 2010-08-26 2011-08-26 Dispositif portable pour modifier des valeurs de paramètres de fonctionnement et/ou des logiciels de dispositifs de commande électronique de véhicules automobiles

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EP10174198A Withdrawn EP2423887A1 (fr) 2010-08-26 2010-08-26 Dispositif portable pour la modification de valeurs de paramètres de fonctionnement et/ou de micrologiciel de dispositifs de commande électroniques de véhicules automobiles

Country Status (3)

Country Link
US (1) US20130261839A1 (fr)
EP (2) EP2423887A1 (fr)
WO (1) WO2012025244A1 (fr)

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