JPH07120356A - Failure diagnosis system for transport means - Google Patents

Abstract

PURPOSE:To simultaneously perform connection of energy feed mechanism for an energy supply opening of a transport means such as a vehicle in one time operation and another connection of connectors for data transmission. CONSTITUTION:Control parts 2A, 3A, equipped on a vehicle 1, for controlling operation of a power device such as an engine and an air conditioner, electronic control devices 2, 3 provided with memories 2B, 3B wherein failure diagnosis information is stored and a failure diagnosis control part, which is juxtaposed to an oil feeder 6, for inputting the failure diagnosis information stored in the memories 2B, 3B of the electronic control devices 2, 3 of the vehicle 1 and outputting numerically expressed failure diagnosis data from an failure diagnosis output part 20 are included. In addition, vehicle connectors 5 connected through a vehicle cable 4 are equipped the electronic control devices 2, 3 in the neighborhood of a oil feed opening 8 of the vehicle 1 and vehicle outside connectors 15 connected through a vehicle outside cable 16 in the failure diagnosis control part are provided for an oil feed nozzle 13 of the oil feeder 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a failure diagnosis system for transportation means applied to vehicles and motorcycles, and more particularly,
The present invention relates to a failure diagnosis system for a transportation means suitable for carrying out a failure diagnosis at the same time as fuel supply.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG.
An electronic control unit (ECU) 61, 62 for controlling an engine, an air conditioner and the like equipped in the vehicle, and a failure diagnostic device (tester) 63 outside the vehicle, an inside harness 64, an inside connector 65, an outside connector 66, and an outside cable 67. By connecting the electronic control units 61, 62 and the failure diagnosis device 63 by communication, failure diagnosis information (for example, ECUs) stored in the internal memory of each electronic control unit 61, 62 is communicated. A system has been developed in which the failure code, the engine speed, the engine oil amount, and the like) are taken into the failure diagnosis device 53 and the failure diagnosis data based on the failure diagnosis information is displayed on the display unit or the like.

[0003]

However, in the above-mentioned prior art, the vehicle-side connector (in-vehicle connector) for connecting the vehicle and the failure diagnosis device has the aspect of the appearance of the vehicle and the durability of the connector. Since it is installed in a place invisible to the driver inside the vehicle, it takes time to find the installation location of the in-vehicle connector when an unfamiliar worker connects the out-vehicle connector of the failure diagnosis device to the in-vehicle connector of the vehicle. Also, if the installation location of the in-vehicle connector interferes with the connection work, the external connector and the in-vehicle connector may not be completely connected, which may cause a connection failure. In addition, there is a problem that the cable connecting the vehicle exterior connector and the failure diagnosis device hinders the work.

On the other hand, when the vehicle is refueled at the service station, the service station operator opens the hood of the vehicle and visually checks the inside of the engine room to check the amount of brake oil, engine oil, washer fluid, coolant fluid, etc. However, it was not possible to confirm the above-mentioned inspection contents from the driver's seat side of the vehicle, and the judgment of the inspection result was left to the subjective opinion of the gas station operator.

[0005]

It is an object of the present invention to improve the disadvantages of the above conventional example, and particularly to connect the energy supply mechanism to the energy supply port of the transportation means such as a vehicle and the connection between the data transmission connectors by one operation. It is an object of the present invention to provide a failure diagnosis system for transportation means that enables simultaneous operation of the above and simultaneously grasps the operating status of the power equipment of the transportation means at the same time as energy supply.

[0006]

SUMMARY OF THE INVENTION The present invention is a control unit for controlling the operation of a power equipment such as an engine, which is installed in a transportation means such as a vehicle having an energy supply port for supplying energy such as fuel. Energy supply including a control unit provided with a control unit and having a memory for storing data relating to the operating conditions of the power equipment, and an energy supply mechanism detachably attached to the energy supply port of the transportation means. It has an output control function such as an operation status that is installed in the device and inputs the data stored in the memory of the control unit of the transportation means and outputs the operation status of the power equipment of the transportation means from a predetermined data output means. A main control unit, the energy supply port of the transportation means is equipped with one connector for the data transmission connected to the control unit, The energy supply mechanism Nerugi feeder, the main control unit is connected to, and equipped with a second connector for the data transmission corresponding to the one connector, and employs a configuration that. This aims to achieve the above-mentioned object.

[0007]

According to the present invention, one connector for data transmission connected to the control unit is provided at the energy supply port of the transportation means such as a vehicle, and the energy supply mechanism of the energy supply device is connected to the main control section. By installing the other connector for data transmission, the stored data in the memory of the control unit is input to the main control unit of the energy supply device, and the operating status of the power equipment is output from a predetermined data output means. Therefore, the connection of the energy supply mechanism to the energy supply port and the connection of the data transmission connectors can be simultaneously performed by one operation, and
It becomes possible to grasp the operation status of the power equipment of the transportation means at the same time as the energy supply.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Each embodiment to which the failure diagnosis system for transportation means of the present invention is applied will be described below with reference to the drawings.

(1) First embodiment. First, the overall configuration when the failure diagnosis system of the first embodiment is applied to an engine-driven vehicle will be described with reference to FIG. 2. The failure diagnosis system includes a plurality of electronic control units (ECUs) 2, 3 ... And each electronic control unit 2, 3
An engine-driven vehicle 1 (see FIG. 3) equipped with an in-vehicle connector 5 connected to the vehicle via an in-vehicle cable 4;
An external connector 15 installed at a gas station and connected to a failure diagnosis control unit 28 described later via an external cable 16
And a refueling device 6 having a refueling nozzle 13 attached thereto.

More specifically, a fuel tank 7 is installed inside the rear portion of the vehicle 1, and a fuel filler port 8 communicating with the fuel tank 7 has a fuel filler port cover 9 through a mounting portion 9A. It is equipped so that it can be opened and closed with respect to the vehicle body 10. An in-vehicle connector 5 is provided in the vicinity of the fuel filler port 8 of the vehicle 1, and is detachably connected to a vehicle outside connector 15 attached to a fuel filler nozzle 13 of the fuel filler 6.

Each of the electronic control units 2, 3 ... Equipped in the vehicle 1 is a mechanism such as an engine or an air conditioner.
A control unit 2A for controlling the operation of power equipment and various sensors,
3A ... and failure diagnosis information regarding electronic control unit, mechanism, power equipment, and sensors (for example, ECU failure code, engine speed, engine oil amount, oil life,
Memory 2B, 3B, etc., which store information such as cooling water temperature, cooling water life, and input amounts from various sensors.

On the other hand, the refueling device 6 includes a refueling device main body 11
A refueling hose 12 connected to a pipe inside the refueling device main body 11, a refueling nozzle 13 connected to the tip of the refueling hose 12 and having a nozzle lever 13A, and a refueling nozzle 13 is detachably housed. Along with the attachment / detachment of the refueling nozzle 13, a nozzle housing 14 having a nozzle switch 14A that outputs an OFF signal / ON signal, an exterior connector 15 fixed to a location that does not interfere with refueling of the refueling nozzle 13, and an exterior connector 15 are provided. The vehicle exterior cable 16 is provided to connect with the failure diagnosis control unit 28 (see FIG. 1) inside the fuel supply apparatus main body 11. Reference numerals S1 and S2 in the figure
Indicates a bundle band.

In the first embodiment, when the operator of the fueling station makes the refueling nozzle 13 completely inserted into the refueling port 8 of the vehicle 1 at the time of refueling the vehicle 1 by the refueling device 6, the vehicle attached to the refueling nozzle 13 is outside the vehicle. The structure is such that the connector 15 and the in-vehicle connector 5 provided near the fuel filler port 8 of the vehicle 1 are connected. In this case, the in-vehicle connector 5 and the in-vehicle connector 15 are subjected to an insulation treatment, and the current is surely prevented from leaking to the fuel supply port 8 of the vehicle 1 or the fuel discharge port of the fuel supply nozzle 13 of the fuel supply device 6. It is like this.

On the front outer wall of the refueling device main body 11, an operation panel 17 having various refueling keys and a command input key for failure diagnosis, and a failure diagnosis display for displaying failure diagnosis data relating to the vehicle 1 are provided. 18 and a panel of a failure diagnosis output section 20 equipped with a printer 19 for printing out failure diagnosis data, and a panel of a refueling output section 22 equipped with a refueling display 21 for displaying a refueling amount and the like. There is. In this case, the panel of the output unit 20 for failure diagnosis and the panel of the output unit 22 for refueling are installed at locations that are easily visible to the driver of the vehicle. However, in this embodiment, for convenience of explanation, the panel is illustrated as shown in FIG. There is.

Next, the internal structure of the refueling device 6 will be described with reference to FIG. 1. A refueling system and a failure diagnosis system are housed inside the refueling device 6, and the refueling system is buried underground in the service station. Fuel pump 24 for pumping fuel from a stored fuel storage tank (not shown) through pipe 23, and fuel pump 2
4, a flow rate setting valve 25 arranged in a pipe 23 on the fuel discharge side, an operation panel 17, a fueling output section 22 having a fueling display 21, and a fuel supply control section 26. There is.

Further, the failure diagnosis system is the cable 16 outside the vehicle.
Is connected to the communication buffer 27, and failure diagnosis information (for example, ECU failure code, which is acquired from the vehicle 1 by serially communicating with the electronic control units 2, 3 ... Engine speed, engine oil amount, oil life, cooling water temperature, cooling water life,
A failure diagnosis control unit 28 that creates failure diagnosis data based on information such as input amounts from various sensors, a storage unit 29 that stores the failure diagnosis information, an operation panel 17, a failure diagnosis display 18, and A failure diagnosis output unit 20 having a printer 19 is provided.

When refueling and diagnosing a failure in the vehicle 1 that has entered the service station, the driver opens the refueling port cover lever (not shown) installed on the driver side of the vehicle 1 by the driver. When the filling station operator opens the filling port 8 of the vehicle 1 by removing the filling nozzle 13 stored in the nozzle storing portion 14 of the filling device 6 as the filling port cover 9 is opened, it is attached to the filling nozzle 13. The vehicle exterior connector 15 and the vehicle interior connector 5 installed near the fuel filler port 8 of the vehicle 1 are connected to each other.

After that, when the operator of the gas station operates the predetermined keys on the operation panel 17 of the oil supply device 6 to input that the preparation is completed and the amount of oil supply desired by the vehicle driver is input, the fuel supply control unit is input from the operation panel 17. The refueling start signal is output to 26 and the failure diagnosis start signal is output to the failure diagnosis control unit 28.

The fuel supply control unit 26 drives the fuel supply pump 24 based on the fuel supply start signal to start the pumping of fuel from the fuel storage tank and controls the flow rate setting valve 25 to supply the fuel at a predetermined flow rate. Piping by 24
The oil is supplied to the refueling hose 12 via the. As a result, when the operator of the fueling station opens the nozzle lever 13A of the fueling nozzle 13, the fuel tank 7 of the vehicle 1
A predetermined amount of fuel is supplied to the
The amount of refueling is displayed on the refueling display 21.

On the other hand, the failure diagnosis control unit 28, the communication buffer 27, the vehicle exterior cable 16,
Out-of-vehicle connector 15, in-vehicle connector 5 and in-vehicle cable 4
Via serial communication with the control units 2A, 3A ... Of the electronic control units 2, 3 ... Of the vehicle 1 and the memories 2B, 3B ... Of the electronic control units 2, 3 ... Accumulated failure diagnosis information (eg ECU failure code, engine speed, engine oil amount, oil life,
Information such as cooling water temperature, cooling water life, input amount from various sensors, etc.) is taken in and stored in the storage unit 29.

Thereafter, the failure diagnosis control unit 28 digitizes the failure diagnosis information described above or the processing information obtained by subjecting the failure diagnosis information to predetermined processing (for example, processing such as adding a unit). The data is displayed on the failure diagnosis display 18 of the failure diagnosis output unit 20 and is printed out from the printer 19.

In the first embodiment, at the same time that the vehicle 1 is refueled by the refueling device 6 installed at the refueling station, the failure diagnosis control unit 28 of the refueling device 6 outputs the failure diagnosis data for the vehicle 1, It eliminates the need for using a dedicated inspection device and manual connector connection as in the conventional case, and eliminates the need for a gas station operator to open the hood of the vehicle 1 and visually inspect each part inside the engine room. ing.

Next, the operation of the first embodiment constructed as described above will be described.

In order for the driver of the vehicle 1 to refuel, the vehicle 1 is put into a refueling station and stopped in a refueling area near the refueling device 6, and then a lever for a refueling port provided on the driver side of the vehicle 1 is installed. When the filler opening cover 9 is opened by opening (not shown), the operator of the filling station removes the filler nozzle 13 from the nozzle housing portion 14 of the filler device 6 and inserts it into the filler opening 8 of the vehicle 1. As the refueling nozzle 13 is inserted into the refueling port 8, the outside connector 15 attached to the refueling nozzle 13 and the in-vehicle connector 5 provided near the refueling port 8 of the vehicle 1 are connected to each other, and the vehicle 1 and the refueling device are connected. Serial communication is possible with the device 6.

Next, when the operator of the gas station operates the predetermined keys on the operation panel 17 of the fueling device 6 to input that the preparation is completed and the driver of the vehicle 1 inputs the desired amount of fueling,
A fuel supply start signal is input from the operation panel 17 to the fuel supply control unit 26, and a failure diagnosis start signal is input from the operation panel 17 to the failure diagnosis control unit 28.

When the refueling start signal is input from the operation panel 17, the fuel supply control section 26 drives the refueling pump 24 to start pumping fuel from the fuel storage tank and controls the flow rate setting valve 25. By doing so, the supply of a predetermined flow rate of fuel to the fuel supply hose 12 via the pipe 23 by the fuel supply pump 24 is started.

Next, when the filler operator opens the nozzle lever 13A of the refueling nozzle 13 loaded in the refueling port 8 of the vehicle 1, the fuel pumped up by the refueling pump 24 causes the pipe 23, the refueling hose 12 and the refueling nozzle. Fuel is supplied to the fuel tank 7 of the vehicle 1 via 13. Along with refueling of the fuel tank 7, the refueling display 2 of the refueling output unit 22
In 1, the refueling amount is integrated and displayed.

On the other hand, the failure diagnosis control section 28 includes the operation panel 17
When a failure diagnosis start signal is input from the control unit of each electronic control unit 2, 3 ... of the vehicle 1 via the communication buffer 27, the vehicle exterior cable 16, the vehicle exterior connector 15, the vehicle interior connector 5 and the vehicle interior cable 4. Serial communication with 2A, 3A ... As a result, the failure diagnosis control unit 28
Are information for failure diagnosis stored in the memories 2B, 3B ... Of the electronic control units 2, 3 ... Of the vehicle 1 (for example, ECU failure code, engine speed, engine oil amount, oil life, cooling). Information such as water temperature, life of cooling water, and input amount from various sensors is taken in and stored in the storage unit 29.

Then, the failure diagnosis control unit 28 uses the failure diagnosis information or the processing information obtained by subjecting the failure diagnosis information to predetermined processing (for example, processing such as adding a unit) to failure as numerical failure diagnosis data. It is displayed on the failure diagnosis display 18 of the diagnosis output section 20 and is printed out from the printer 19. As a result, the vehicle driver and the gas station operator can accurately confirm the digitized failure diagnosis data of the vehicle 1.

As described above, according to the first embodiment,
In the vicinity of the fuel filler opening 8 of the vehicle 1, each electronic control unit 2, 3 ...
.. is equipped with the in-vehicle connector 5 connected to the vehicle refueling device 6, and the refueling nozzle 13 of the refueling device 6 is equipped with the outboard connector 15 connected to the failure diagnosis control unit 28. The in-vehicle connector when the refueling nozzle 13 is inserted into the refueling port 8. 5 and the connector 15 outside the vehicle are connected to each other, and the failure diagnosis output is obtained as numerical failure diagnosis data in which the failure diagnosis information fetched from each electronic control unit 2, 3 ... Since the data is output to the section 20, it is possible to simultaneously insert the refueling nozzle 13 into the refueling port 8 of the vehicle 1 and connect the in-vehicle connector 5 and the out-vehicle connector 15 for data transmission with one operation and refueling. At the same time, it becomes possible to grasp the operating status of the engine, air conditioner, sensors, etc. of the vehicle 1. In addition, the vehicle driver and the operator of the gas station can accurately confirm the state of the vehicle 1 based on the digitized failure diagnosis data.

As described above, as in the case of displaying the failure diagnosis data of the vehicle by using the dedicated failure diagnosis device as in the prior art, an unskilled worker takes time to find the installation location of the in-vehicle connector, There is a problem that the connection work between the in-vehicle connector and the out-vehicle connector does not go well, causing a connection failure, or when the worker inspects the inside of the engine room of the vehicle, the bonnet is opened one by one, or the judgment based on visual inspection is made by the operator. It is possible to solve problems such as being affected by the subjectivity of the vehicle and not being able to check the inspection details from the vehicle driver's side. Further, since the in-vehicle connector 5 is normally covered with the fuel filler cover 9, it is preferable in terms of the appearance of the vehicle.

In this case, in the first embodiment, not only the failure diagnosis information taken from the vehicle 1 into the refueling device 6 is output as failure diagnosis data, but also the failure diagnosis is performed based on the failure diagnosis information. It is also possible to do so. In addition, the case where the failure diagnosis system is applied to an engine-powered vehicle and a refueling device installed in a normal gas station (fueling station) has been taken as an example, but the invention is not limited to this, and the failure diagnosis system will be described later. It can also be applied to an electric vehicle and a charging stand dedicated to the electric vehicle as in the second embodiment. Further, it can be applied to motorcycles other than vehicles, outboard motors, and the like.

Next, a modification of the first embodiment will be described. FIG. 4 is a diagram showing a configuration centering on a fuel supply device of a failure diagnosis system according to a modification, and a fuel supply device 3 according to the modification.
0 is different from the oil supply device 6 of the first embodiment in that the fuel supply control unit 26 and the failure diagnosis device 28 of the first embodiment are configured as a central control unit 31 that is integrated into one block, and the central control is performed. The point is that the part 31 has both a refueling control function and a failure diagnosis control function. Centralized control unit 3 in a modified example
Since the configuration other than 1 is the same as that of the first embodiment, the same reference numerals are given and the description thereof is omitted.

In the modified example, as in the first embodiment,
Refueling nozzle 13 for refueling port 8 of vehicle 1 by one operation
And the connection between the in-vehicle connector 5 and the out-vehicle connector 15 for data transmission can be performed at the same time, and
At the same time as refueling, it becomes possible to grasp the operation status of the engine, air conditioner, sensors, etc. of the vehicle 1. Further, the vehicle driver and the operator of the gas station can accurately confirm the state of the vehicle 1 based on the digitized failure diagnosis data.

(2) Second embodiment. The overall configuration when the failure diagnosis system according to the second embodiment is applied to an electric vehicle will be described with reference to FIG. 5. The system includes a plurality of electronic control units (ECUs) 32 and 33.
..., an electric vehicle 39 equipped with an in-vehicle connector 35 connected to each electronic control unit 32, 33, ... via an in-vehicle cable 34, and a charging connector 38 connected to a battery 36 via a charging cable 37. An external connector 41 installed on the charging stand and connected to the external cable 40, and a charging connector 43 connected to the charging cable 42
And a charging device 45 including a charging tool 44 having In the figure, reference numeral 39A indicates a charging port, reference numeral 39B indicates a charging port cover, and reference numeral K indicates a cable that accommodates the exterior cable 40 and the charging cable 42 together.

In this case, the charging port 39A of the electric vehicle 39
When connecting the charging tool 44 of the charging device 45 to
For example, by utilizing magnetic force of a magnet or the like, the charging tool 44 can be detachably fixed to the charging port 39A.

The structure of the charging device 45 will be described in detail. The charging device 45 includes a charging system and a failure diagnosis system, and the charging system is connected to the charging connector 43 via the charging cable 42. A control panel 47 having a charge instruction switch and the like, a charge amount output unit 48 having a charging display, and a centralized control unit 49 having a charge control function.

In addition, the failure diagnosis system is a connector 41 outside the vehicle.
Communication buffer 5 connected to the vehicle via a cable 40 outside the vehicle
0 and the control units 32A, 33A of the electronic control units 32, 33 ... Of the electric vehicle 39 via the communication buffer 50.
... through the serial communication with the memories 32B, 3
Information for failure diagnosis accumulated in 3B ...
A centralized control unit 49 having a failure diagnosis control function of taking in information such as a failure code, a motor speed, an input amount from various sensors, etc. and outputting it as failure diagnosis data, and a storage section in which the failure diagnosis information is accumulated. 51, an operation panel 47 having a failure diagnosis key and the like, and a failure diagnosis output section 52 having a failure diagnosis display / printer.

When charging the electric vehicle 39 which has entered the charging stand, the operator operates the charging tool 44 of the charging device 45 by turning the charging port cover 39B into an open state by the operation of the vehicle driver. Car 39
When the charging connector 39 of the charging tool 44 and the charging connector 43 of the electric vehicle 39 are connected to each other, the outside connector 41 and the inside connector 35
And are connected.

After this, the operator operates the operation panel 4 of the charging device 45.
When a predetermined key of 7 is operated to input that the preparation is completed and the amount of charge is input, the operation panel 47 outputs a charge start signal and a failure diagnosis start signal to the centralized control unit 49.

The centralized control section 49 starts charging the battery 36 of the electric vehicle 39 from the power source section 46 based on the charging start signal, and displays the charging amount on the charging display of the charging output section 48. There is.

Further, the centralized control unit 49, the communication buffer 50, the vehicle exterior cable 40, the vehicle exterior connector 41, the vehicle interior connector 35 and the vehicle interior cable 34 based on the failure diagnosis start signal.
Each electronic control unit 32, 3 of the electric vehicle 39 via
3 ... Serial communication with the control units 32A, 33A ..., And failure diagnosis information accumulated in the memories 32B, 33B ... of the electronic control units 32, 33. Information such as a code, the number of rotations of the motor, the input amount from various sensors, etc.) is taken in and stored in the storage unit 51.

After that, the centralized control unit 49 digitizes the above-mentioned failure diagnosis information or the processing information obtained by subjecting the failure diagnosis information to predetermined processing (for example, processing such as adding a unit). The data is displayed on the failure diagnosis display of the failure diagnosis output unit 52 and is printed out from the printer.

According to the second embodiment, the charging port 39A of the electric vehicle 39 is equipped with the in-vehicle connector 35 connected to the electronic control units 32, 33, ... The electronic control unit 32, 33, ... is provided with the vehicle exterior connector 41 connected to the centralized control unit 49, and the vehicle interior connector 35 and the vehicle exterior connector 41 are connected when the charging tool 44 is connected to the charging port 39A. Inserting the charging tool 44 into the charging port 39A of the electric vehicle 39 by one operation in order to output the failure diagnosis information fetched from the centralized control unit 49 from the to the failure diagnosis output unit 52 as numerical failure diagnosis data. And the connection between the in-vehicle connector 35 and the out-vehicle connector 41 for data transmission can be performed at the same time, and the electric vehicle 3 can be charged and charged at the same time. It is possible to grasp the operation status of the motor sensor, and the like. Further, the vehicle driver and the worker can accurately confirm the state of the electric vehicle 39 based on the digitized failure diagnosis data.

In this case, in the second embodiment, the charging device 4
5 is equipped with the centralized control unit 49 having the charge control function and the failure diagnosis control function, but is not limited to this.
It is also possible to divide the centralized control unit 49 into a charging control unit having a charging control function and a failure diagnosis control unit having a failure diagnosis control function. Further, not only the failure diagnosis information fetched from the electric vehicle 39 into the charging device 45 is output as failure diagnosis data, but also the failure diagnosis can be performed based on the failure diagnosis information.

[0046]

As described above, according to the failure diagnosis system for transportation means of the present invention, one connector for data transmission connected to the control unit is provided at the energy supply port of transportation means such as a vehicle. At the same time, by equipping the energy supply mechanism of the energy supply device with the other connector for data transmission connected to the main control unit, the data stored in the memory of the control unit is input to the main control unit of the energy supply device. Since the operation status of the device is output from a predetermined data output means, the connection of the energy supply mechanism to the energy supply port and the connection of the data transmission connectors can be simultaneously performed by one operation, and It is possible to obtain an effect that it becomes possible to grasp the operation status of the power equipment of the transportation means at the same time as the energy supply.

Thus, for example, when an engine-driven vehicle is used as the transportation means, when a worker at a gas station uses a dedicated inspection device to inspect the operation status of each part of the vehicle when refueling the vehicle, There is a problem that the operation of inserting into the fuel filler and the operation of connecting the connector on the inspection device side and the connector on the vehicle side must be performed separately, and when the worker inspects the inside of the engine room of the vehicle It is possible to solve the problems such as opening, the judgment based on the visual inspection depending on the subjectivity of the operator, and the inability to confirm the inspection contents from the vehicle driver's side.

Further, in the failure diagnosis system for transportation means of the present invention, the function of the main control section of the energy supply device for carrying out failure diagnosis of the power equipment of the transportation means based on the data stored in the memory of the control unit of the transportation means. In addition to having the same effect as described above, it is also possible to specify the failure location of the power equipment of the transportation means and to accurately grasp the failure content by the failure diagnosis function. Produce an effect.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration centered on an oil supply device of a failure diagnosis system according to a first embodiment of the present invention.

FIG. 2 is an explanatory diagram showing an overall configuration of a failure diagnosis system applied to an engine-driven vehicle in the first embodiment.

FIG. 3 is a schematic diagram of an engine-driven vehicle in the first embodiment.

FIG. 4 is a block diagram showing a configuration centered on an oil supply device of a failure diagnosis system according to a modified example of the first embodiment.

FIG. 5 is an explanatory diagram showing an overall configuration of a failure diagnosis system applied to an electric vehicle according to a second embodiment.

FIG. 6 is an explanatory diagram showing a configuration of a conventional failure diagnosis system.

[Explanation of symbols]

1 Vehicle as Transport Means 2, 3, 32, 33 Electronic Control Units as Control Units 2A, 3A Control Units 2B, 3B Memory 5,35 In-Vehicle Connector as One Connector 6,30 Oil Supply Device as Energy Supply Device 8 Refueling port as an energy supply port 13 Refueling nozzle as an energy supply mechanism 15,41 Outboard connector as a second connector 18,52 Failure diagnosis output section 28 as predetermined data output means 28 Failure diagnosis control as main control section Part 29, 51 Storage part 31, 49 Centralized control part as main control part 32A, 33A Control part 32B, 33B Memory 39 Electric vehicle as transportation means 39A Charging port as energy supply port 44 Charging tool as energy supply mechanism 45 Charging device as energy supply device

Claims (2)

[Claims] 1. A control unit that is provided in a transportation means such as a vehicle having an energy supply port for supplying energy such as fuel and controls the operation of power equipment such as an engine, and the control unit is provided in parallel with the control unit. The transportation unit is provided together with a control unit having a memory for storing data relating to the operating status of equipment, and an energy supply device having an energy supply mechanism detachably attached to the energy supply port of the transportation unit. And a main control section having an output control function of operation status etc. for inputting the data stored in the memory of the control unit to output the operation status etc. of the power equipment of the transportation means from a predetermined data output means. The energy supply port of the transportation means is equipped with one connector for the data transmission connected to the control unit, (I) A failure diagnosis system for transportation means, characterized in that the feeding mechanism is equipped with the other connector for data transmission which is connected to the main control section and corresponds to the one connector. 2. The main control unit of the energy supply device further includes a failure diagnosis function for performing a failure diagnosis of a power device of the transportation means based on the data stored in a memory of a control unit of the transportation means. The failure diagnosis system for a vehicle according to claim 1, wherein