EP0778409A3 - Vorrichtung zum Auffinden von Anomalien in einem Abgasrückführsystem zur Verwendung in einer Brennkraftmachine - Google Patents

Vorrichtung zum Auffinden von Anomalien in einem Abgasrückführsystem zur Verwendung in einer Brennkraftmachine Download PDF

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Publication number
EP0778409A3
EP0778409A3 EP96119377A EP96119377A EP0778409A3 EP 0778409 A3 EP0778409 A3 EP 0778409A3 EP 96119377 A EP96119377 A EP 96119377A EP 96119377 A EP96119377 A EP 96119377A EP 0778409 A3 EP0778409 A3 EP 0778409A3
Authority
EP
European Patent Office
Prior art keywords
valve
egr
evr
egr valve
pressure
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.)
Withdrawn
Application number
EP96119377A
Other languages
English (en)
French (fr)
Other versions
EP0778409A2 (de
Inventor
Tatsuaki Nakanishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of EP0778409A2 publication Critical patent/EP0778409A2/de
Publication of EP0778409A3 publication Critical patent/EP0778409A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/55—Systems for actuating EGR valves using vacuum actuators
    • F02M26/56—Systems for actuating EGR valves using vacuum actuators having pressure modulation valves
    • F02M26/57—Systems for actuating EGR valves using vacuum actuators having pressure modulation valves using electronic means, e.g. electromagnetic valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/49—Detecting, diagnosing or indicating an abnormal function of the EGR system

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
EP96119377A 1995-12-04 1996-12-03 Vorrichtung zum Auffinden von Anomalien in einem Abgasrückführsystem zur Verwendung in einer Brennkraftmachine Withdrawn EP0778409A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7315378A JPH09151807A (ja) 1995-12-04 1995-12-04 内燃機関の排気ガス再循環装置のための異常検出装置
JP315378/95 1995-12-04

Publications (2)

Publication Number Publication Date
EP0778409A2 EP0778409A2 (de) 1997-06-11
EP0778409A3 true EP0778409A3 (de) 1998-01-14

Family

ID=18064694

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96119377A Withdrawn EP0778409A3 (de) 1995-12-04 1996-12-03 Vorrichtung zum Auffinden von Anomalien in einem Abgasrückführsystem zur Verwendung in einer Brennkraftmachine

Country Status (2)

Country Link
EP (1) EP0778409A3 (de)
JP (1) JPH09151807A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3535077B2 (ja) * 2000-06-19 2004-06-07 本田技研工業株式会社 内燃機関の制御装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4428355A (en) * 1981-06-22 1984-01-31 Toyo Kogyo Co., Ltd. Exhaust gas recirculation control for internal combustion engines
US4823798A (en) * 1986-03-12 1989-04-25 Fuji Jukogyo Kabushiki Kaisha Diagnosing system for an exhaust gas recirculation system of an automotive engine
JPH01310155A (ja) * 1988-06-08 1989-12-14 Mitsubishi Electric Corp Ｅｇｒシステムの異常検出装置
JPH04140463A (ja) * 1990-09-29 1992-05-14 Mazda Motor Corp 排気ガス還流装置の故障診断装置
US5190017A (en) * 1992-05-28 1993-03-02 Ford Motor Company Exhaust gas recirculation system fault detector
US5577484A (en) * 1994-11-01 1996-11-26 Toyota Jidosha Kabushiki Kaisha Method and apparatus for detecting trouble in exhaust-gas recirculation system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2870365B2 (ja) 1993-06-30 1999-03-17 トヨタ自動車株式会社 Ｅｇｒ装置付ディーゼルエンジンの燃料噴射量制御装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4428355A (en) * 1981-06-22 1984-01-31 Toyo Kogyo Co., Ltd. Exhaust gas recirculation control for internal combustion engines
US4823798A (en) * 1986-03-12 1989-04-25 Fuji Jukogyo Kabushiki Kaisha Diagnosing system for an exhaust gas recirculation system of an automotive engine
JPH01310155A (ja) * 1988-06-08 1989-12-14 Mitsubishi Electric Corp Ｅｇｒシステムの異常検出装置
JPH04140463A (ja) * 1990-09-29 1992-05-14 Mazda Motor Corp 排気ガス還流装置の故障診断装置
US5190017A (en) * 1992-05-28 1993-03-02 Ford Motor Company Exhaust gas recirculation system fault detector
US5577484A (en) * 1994-11-01 1996-11-26 Toyota Jidosha Kabushiki Kaisha Method and apparatus for detecting trouble in exhaust-gas recirculation system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 014, no. 107 (M - 0942) 27 February 1990 (1990-02-27) *
PATENT ABSTRACTS OF JAPAN vol. 016, no. 416 (M - 1304) 2 September 1992 (1992-09-02) *

Also Published As

Publication number Publication date
JPH09151807A (ja) 1997-06-10
EP0778409A2 (de) 1997-06-11

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