JPH0197058U - - Google Patents
Info
- Publication number
- JPH0197058U JPH0197058U JP19433687U JP19433687U JPH0197058U JP H0197058 U JPH0197058 U JP H0197058U JP 19433687 U JP19433687 U JP 19433687U JP 19433687 U JP19433687 U JP 19433687U JP H0197058 U JPH0197058 U JP H0197058U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- abnormality
- opening
- detection device
- detecting
- 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.)
- Pending
Links
- 230000005856 abnormality Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004092 self-diagnosis Methods 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第1図は本考案のスロツトル異常検出装置の構
成を例示するブロツク図、第2図は実施例のエン
ジン及び周辺装置の構成を表す概略構成図、第3
図はサブスロツトルセンサの特性を示す特性図、
第4図は起動時自己診断ルーチンを示すフローチ
ヤート、第5図は従来のスロツトル異常検出装置
を説明する説明図である。
1……エンジン、3……エンジンコントローラ
(ECU)、13……サブスロツトル、15……
メインスロツトル、26……DCモータ、35…
…サブスロツトルセンサ、40……メインスロツ
トルセンサ。
FIG. 1 is a block diagram illustrating the configuration of the throttle abnormality detection device of the present invention, FIG. 2 is a schematic configuration diagram showing the configuration of the engine and peripheral devices of the embodiment, and FIG.
The figure is a characteristic diagram showing the characteristics of the subthrottle sensor.
FIG. 4 is a flowchart showing a startup self-diagnosis routine, and FIG. 5 is an explanatory diagram illustrating a conventional throttle abnormality detection device. 1...Engine, 3...Engine controller (ECU), 13...Subthrottle, 15...
Main throttle, 26...DC motor, 35...
...Subthrottle sensor, 40...Main throttle sensor.
Claims (1)
トルの異常を検出するスロツトル異常検出装置で
あつて、 前記スロツトルの開度を検出するスロツトル開
度検出手段と、 前記スロツトルを予め設定された開度値に駆動
するスロツトル駆動手段と、 前記スロツトル開度検出手段により検出される
スロツトルの開度が前記設定開度値と異なるとき
異常と判定する異常判定手段と、 を備えたスロツトル異常検出装置。[Claims for Utility Model Registration] A throttle abnormality detection device for detecting an abnormality in a throttle that controls the amount of air taken into an engine, comprising a throttle opening degree detection means for detecting an opening degree of the throttle; A throttle driving means for driving to a preset opening value; and an abnormality determining means for determining that there is an abnormality when the throttle opening detected by the throttle opening detection means is different from the set opening value. Throttle abnormality detection device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19433687U JPH0197058U (en) | 1987-12-21 | 1987-12-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19433687U JPH0197058U (en) | 1987-12-21 | 1987-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0197058U true JPH0197058U (en) | 1989-06-28 |
Family
ID=31485067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19433687U Pending JPH0197058U (en) | 1987-12-21 | 1987-12-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0197058U (en) |
-
1987
- 1987-12-21 JP JP19433687U patent/JPH0197058U/ja active Pending