JPH0166444U - - Google Patents
Info
- Publication number
- JPH0166444U JPH0166444U JP1987160732U JP16073287U JPH0166444U JP H0166444 U JPH0166444 U JP H0166444U JP 1987160732 U JP1987160732 U JP 1987160732U JP 16073287 U JP16073287 U JP 16073287U JP H0166444 U JPH0166444 U JP H0166444U
- Authority
- JP
- Japan
- Prior art keywords
- accelerator
- detection
- fail
- abnormality
- 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
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図は本考案の構成を示す機能ブロツク図、
第２図は本考案の一実施例を示すシステム概略図
、第３図は同上実施例におけるアクセル系の自己
診断とフエイルセーフ制御を示すフローチヤート
である。
１…機関、２…吸気通路、３…スロツトル弁、
４…アイドルスイツチ、６…コントロールユニツ
ト、７…燃料噴射弁、１０…アクセルペダル、１
２…フツトセンサスイツチ。
Figure 1 is a functional block diagram showing the configuration of the present invention.
FIG. 2 is a system schematic diagram showing one embodiment of the present invention, and FIG. 3 is a flowchart showing self-diagnosis and fail-safe control of the accelerator system in the same embodiment. 1... Engine, 2... Intake passage, 3... Throttle valve,
4... Idle switch, 6... Control unit, 7... Fuel injection valve, 10... Accelerator pedal, 1
2...Foot sensor switch.
Claims (1)
ペダルと連動するスロツトル弁のアイドル位置を
検出するアイドル検出手段と、前記アクセルペダ
ルの非踏込み状態を検出するアクセル非踏込み状
態検出手段と、前記アイドル検出手段によるスロ
ツトル弁のアイドル位置検出と前記アクセル非踏
込み状態検出手段によるアクセルペダルの非踏込
み状態の検出とが同期しないときにアクセル系の
異常判定をするアクセル系異常判定手段と、該ア
クセル系異常判定手段によるアクセル系の異常判
定時にフエイルセーフ手段を起動させるフエイル
セーフ起動手段と、を備えてなる車両用内燃機関
のアクセル系フエイルセーフ装置。 An idle detection means for detecting an idle position of a throttle valve interposed in an intake passage of a vehicle internal combustion engine and interlocked with an accelerator pedal; an accelerator non-depression state detection means for detecting a non-depression state of the accelerator pedal; Accelerator system abnormality determining means for determining an abnormality in the accelerator system when detection of the idle position of the throttle valve by the means and detection of the non-depressed state of the accelerator pedal by the accelerator non-depressed state detecting means are not synchronized; An accelerator system fail-safe device for an internal combustion engine for a vehicle, comprising fail-safe activation means for activating the fail-safe means when an abnormality is determined in the accelerator system by the means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160732U JPH0166444U (en) | 1987-10-22 | 1987-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160732U JPH0166444U (en) | 1987-10-22 | 1987-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0166444U true JPH0166444U (en) | 1989-04-27 |
Family
ID=31443054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987160732U Pending JPH0166444U (en) | 1987-10-22 | 1987-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0166444U (en) |
-
1987
- 1987-10-22 JP JP1987160732U patent/JPH0166444U/ja active Pending