JPS61193947A - Method and apparatus for representing diagnosis of automobile - Google Patents

Abstract

PURPOSE:To enable the processing method suited for abnormal portions and contents to be indicated by indicating additional information obtained from a record medium player in response to the abnormality warning output of an abnormality detecting means after adding play command to the record medium player. CONSTITUTION:The detecting outputs of sensors S1-S14 are supplied to a con troller 2 as abnormality warning outputs through a diagnosis circuit 1. The output data of this controller 2 is sent to the input of a character generator 4 to be converted into a signal corresponding to a picture element of image. Also, a change-over controlling signal is sent from the controller 2 to the input of a selector 5 to indicate the abnormal portion and content of a generator 4 on CRT 9. Then, when an instruction manual indication key 3 is turned on, a videodisk player VDP 6 generates the output selectively through the selector 5. Finally, the memory position data of instruction manual information corre sponding to the abnormal portion and content is sent to VDP 6 and sentences and drawings showing a handling method corresponding to the abnormal portion and content are indicated on the CRT 9.

Description

[Detailed description of the invention] The present invention relates to an automobile diagnostic display method and apparatus.

A conventional automobile diagnostic display device detects the location and contents of an abnormality using the outputs of sensors installed in various parts of the automobile, such as an electronically controlled fuel injection device, a brake device, etc. ) was configured to be displayed on a display, etc.

However, with devices using conventional methods such as those described above, as automobiles become electronically controlled and become more complex, even if the location and details of the abnormality are known, it is difficult to know how to deal with it, making it difficult to ensure the safety of the automobile. It was expected.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an automobile diagnostic display method and apparatus that can indicate an abnormal location and a treatment method depending on the abnormality content.

The automobile diagnostic display method according to the present invention includes a fixed storage element and a recording medium player as a storage means, and reads abnormality display information from the fixed storage element in response to an abnormality notification output from an abnormality detection means. The system is characterized in that additional information obtained from the recording medium player is displayed after giving a performance command to the player.

Embodiments Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In FIG. 1, N sensors S4. S2. ...SN
The output of is supplied to the diagnostic circuit l. The diagnostic circuit (2) is configured to detect an abnormal location and content of the abnormality based on the outputs of the sensors S1 to SN, and output data indicating the abnormal location and content of the abnormality. The output data of this diagnostic circuit 1 is supplied to a controller 2. The controller 2 is supplied with the output of a key switch 3 such as an instruction manual display command key.

The controller 2 includes, for example, a processor, a ROM (Rea
dOnlyMemory), RAM (RafLd
It consists of a microcomputer that includes a memory card (omkccess memory), etc. The output data of the controller 2 is supplied to the character generator 4 and converted into a signal corresponding to the pixel of the image corresponding to the output data.

The output of this character generator 4 is supplied to a selector 5. A switching control signal is supplied from the controller 2 to this selector 50 control input terminal. Selector 5 has VDP (video disc player) 6 and V
A video signal output from a TR (video tape recorder) 7 is also supplied.

The VDP 6 is configured to read information recorded in advance at a recording position on the recording disk specified by the output data of the controller 2.

Further, these VDP 6 and VTR 7 are formed to operate according to the operation state of the operation section 8 by the user.

The selector 5 selects the output of the character generator 4 and VDP according to the switching control signal output from the controller 2.
6 and the output of the VTR 7 are selectively supplied to the CRT display 9.

In the above configuration, the recording disk of the VDP 6 is pre-stored with instruction manual information including text and diagrams that explain the handling method according to the location of the abnormality and the content of the abnormality, and the ROM in the controller 2 is stored with the information on the location of the abnormality and the handling method according to the content of the abnormality. It is assumed that a table indicating the recording position of instruction manual information corresponding to the content is stored.

At this time, the following processing is performed by the processor in the controller 2, which operates according to a program stored in advance in the ROM. That is, first, the diagnostic circuit 1
The selector 5 is configured to selectively output the output of the character generator 4 from the selector 5 and supply it to the CRT 9 when an abnormal location and content of the abnormality are detected by the output of the selector 5.
Switching control is performed (step 81.32 in FIG. 2).

Next, data indicating the abnormal location and abnormal content is supplied to the character generator 4, and the abnormal location and abnormal content are displayed on the CRT display 9 (step S in FIG. 2).
3). Next, a start command is issued and the VDP 6 starts the reading operation (step S4 in FIG. 2). Then,
When the instruction manual display command key is turned on, the VD from selector 5
The selector 5 is controlled to selectively output the output of P6 (steps S5 and 86 in FIG. 2). Next, data indicating the storage location where the instruction manual information corresponding to the abnormality and the content of the abnormality is stored is sent to the VDP 6, and text and diagrams indicating the handling method are displayed on the CRT display 9 (Step 2 in Figure 2). S7.S8).

Next, when the tax increase display instruction key is turned off, step S1
The subsequent processing is performed again (step S9 in FIG. 2).

FIG. 3 is a block diagram showing another embodiment of the present invention, in which sensors S1 to SN1 diagnostic circuit 1, controller 2, key switch 3, character generator 4, selector 5
, CBr4 are connected in the same way as in the device of FIG. However, in this example, a DAD (digital audio disc) player 10 is provided. This D
The output data of the controller 2 is supplied to the AD player 10.

The DAD player 10 is configured to read information recorded in advance at a recording position on the recording disk specified by the output data of the controller 2. This D
The output of the AD player 10 is supplied to a selector 11 and a data discrimination circuit 12. Selector 11 is controller 2
DAD player 1 according to the switching control signal output from
It is configured to supply an output of 0 to one of a decoder 13 and an audio device 14 such as an amplifier. The decoder 13 is configured to generate a signal corresponding to a pixel of a video corresponding to information obtained by decoding the output of the DAD player 10. The output of this decoder 13 is supplied to the selector 5. Further, the data discrimination circuit 12 discriminates whether the information read by the DAD player 10 corresponds to digital data other than music based on the Q signal of the subcode being outputted from the DAD player IO, and sends a discrimination signal to the controller 2. configured to supply.

In the above configuration as well, the recording disk of the DAD player 10 stores instruction manual information in advance, as in the apparatus shown in FIG. It is assumed that a table indicating the recording position is stored. At this time, the following processing is performed by a processor in the controller 2 that operates according to a program stored in the ROM in advance. That is, first, when an abnormal location and content of the abnormality are detected by the output of the diagnostic circuit 1, switching control of the selector 5 is performed so that the output of the character generator 4 is selectively output from the selector 5, and the abnormal location and content are detected. It is displayed on the CRT display 9 (steps sto, so in FIG. 4). Next, it is determined whether the recorded information on the recording disk installed in the DAD player IOK is digital data corresponding to the instruction manual information,
A display is made as if a recording disk storing digital data corresponding to the instruction manual information as recording information is being loaded. Then, when a recording disk storing digital data is loaded, the selector 11 is controlled to switch so that the output of the DAD player 10 is supplied to the decoder 13 (steps 812 to 515 in FIG. 4).

Next, instruction manual information is displayed in the same manner as steps 84 to S8 in FIG. 2 (step 816 in FIG. 4).

Next, when the abnormality disappears as a result of the repair, the display of the instruction manual information disappears and the selector 11 is controlled to switch so that the output of the DAD player 10 is supplied to the audio device 14, and then the processing from step 810 onwards is performed again. (Step S17, 818 in FIG. 4).

Effects of the Invention As detailed above, the automobile diagnostic display method according to the present invention has the following effects:
In response to the abnormality notification output from the abnormality detection means, the abnormality display information is read from the fixed storage element, while additional information obtained from the performance command '4-nasa danta' is displayed on the recording medium player. As a result, it is possible to indicate the treatment method according to the location and content of the abnormality, and it is possible to ensure the safety of automobiles, which are becoming increasingly complex. Furthermore, since a performance command is given to the recording medium player in response to the abnormality notification output, additional information can be accessed quickly.

[Brief explanation of the drawing]

4 is a block diagram showing another embodiment of the present invention, and FIG. 4 is a flowchart showing the operation of the apparatus shown in FIG. 3. Explanation of symbols of main parts■...Diagnostic circuit 2...Controller 3
...Key switch 5...Selector 6 ・V
DT 9 ・-CRTlo...DA
D-Player Procedure Ne...Authentic Paperback (Spontaneous) April 7, 1985 1, Indication of Case 1985 Patent Application No. 035705 2, Name of Invention Automobile Diagnostic Display Method and Apparatus 3, Person Making Amendment Case and Relationship Patent applicant address: 1-4-1 Meguro, Meguro-ku, Tokyo Name:
(501) Pioneer Corporation 4, Agent 10
4 As attached

Claims (3)

[Claims] (1) It has a fixed memory element and a recording medium player as a memory means, and reads abnormality display information from the fixed memory element in response to an abnormality notification output from the abnormality detection means, while issuing a performance instruction to the recording medium player. A method for displaying an automobile diagnosis, for displaying additional information obtained from the recording medium player after providing the information. (2) The automobile diagnostic display method according to claim 1, wherein the additional information is instruction manual information including text and diagrams explaining a handling method corresponding to the abnormality display information. (3) An automobile diagnostic display device that detects the condition of each part of the automobile, detects the abnormality location and abnormality content, and then displays the abnormality location and abnormality content, the display device having a plurality of types different for each of the abnormality location and abnormality content. The recording medium player includes a recording medium player that reads information from a designated recording position of a recording medium in which instruction manual information including text and figures explaining handling methods is written in advance, and the said instruction manual information is displayed in response to an instruction manual display command. An automobile diagnostic display device characterized in that a video is played back based on the instruction manual information read by specifying the recording position of the instruction manual information corresponding to the abnormal location and the content of the abnormality.