JPH0272343U - - Google Patents

Info

Publication number
JPH0272343U
JPH0272343U JP14901988U JP14901988U JPH0272343U JP H0272343 U JPH0272343 U JP H0272343U JP 14901988 U JP14901988 U JP 14901988U JP 14901988 U JP14901988 U JP 14901988U JP H0272343 U JPH0272343 U JP H0272343U
Authority
JP
Japan
Prior art keywords
water temperature
temperature sensor
engine
abnormality
predetermined
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.)
Granted
Application number
JP14901988U
Other languages
English (en)
Other versions
JPH0730927Y2 (ja
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 filed Critical
Priority to JP1988149019U priority Critical patent/JPH0730927Y2/ja
Publication of JPH0272343U publication Critical patent/JPH0272343U/ja
Application granted granted Critical
Publication of JPH0730927Y2 publication Critical patent/JPH0730927Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Description

【図面の簡単な説明】
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図、第
３図は制御内容を示すフローチヤート、第４図は
水温センサの異常判定の範囲を示す図、第５図は
疑似水温の設定の様子を示す図である。 １…水温センサ、５…マイクロコンピユータ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 機関冷却水通路に水温センサを臨ませ、その出
    力電圧に基づいて水温を検出する内燃機関の冷却
    水温検出装置において、水温センサの出力電圧を
    所定の上限値及び下限値と比較して所定の範囲外
    のときに異常を検出する水温センサ異常検出手段
    と、水温センサの異常検出時に、機関の始動から
    の機関回転の継続時間を計測する計時手段と、こ
    の機関回転の継続時間に合わせて所定の基準値を
    所定の割合で増大させて疑似水温を設定する疑似
    水温設定手段とを設けたことを特徴とする内燃機
    関の冷却水温検出装置。
JP1988149019U 1988-11-17 1988-11-17 内燃機関の冷却水温検出装置 Expired - Lifetime JPH0730927Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988149019U JPH0730927Y2 (ja) 1988-11-17 1988-11-17 内燃機関の冷却水温検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988149019U JPH0730927Y2 (ja) 1988-11-17 1988-11-17 内燃機関の冷却水温検出装置

Publications (2)

Publication Number Publication Date
JPH0272343U true JPH0272343U (ja) 1990-06-01
JPH0730927Y2 JPH0730927Y2 (ja) 1995-07-19

Family

ID=31420863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988149019U Expired - Lifetime JPH0730927Y2 (ja) 1988-11-17 1988-11-17 内燃機関の冷却水温検出装置

Country Status (1)

Country Link
JP (1) JPH0730927Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57212345A (en) * 1981-06-23 1982-12-27 Nippon Denso Co Ltd Internal-combustion engine control system
JPS6022042A (ja) * 1983-07-15 1985-02-04 Nissan Motor Co Ltd 機関の温度検出装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57212345A (en) * 1981-06-23 1982-12-27 Nippon Denso Co Ltd Internal-combustion engine control system
JPS6022042A (ja) * 1983-07-15 1985-02-04 Nissan Motor Co Ltd 機関の温度検出装置

Also Published As

Publication number Publication date
JPH0730927Y2 (ja) 1995-07-19

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