FR2728941A1 - Appareil d'auto-diagnostic dans le systeme de commande du rapport air-carburant d'un moteur a combustion interne - Google Patents

Appareil d'auto-diagnostic dans le systeme de commande du rapport air-carburant d'un moteur a combustion interne Download PDF

Info

Publication number
FR2728941A1
FR2728941A1 FR9515343A FR9515343A FR2728941A1 FR 2728941 A1 FR2728941 A1 FR 2728941A1 FR 9515343 A FR9515343 A FR 9515343A FR 9515343 A FR9515343 A FR 9515343A FR 2728941 A1 FR2728941 A1 FR 2728941A1
Authority
FR
France
Prior art keywords
sensor
change
output
fuel
rate
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
FR9515343A
Other languages
English (en)
French (fr)
Other versions
FR2728941B1 (en:Method
Inventor
Yasuo Sagisaka
Masaaki Nakayama
Yasuo Mukai
Yukihiro Yamashita
Hisashi Iida
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.)
Denso Corp
Original Assignee
NipponDenso Co Ltd
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 NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Publication of FR2728941A1 publication Critical patent/FR2728941A1/fr
Application granted granted Critical
Publication of FR2728941B1 publication Critical patent/FR2728941B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/12—Introducing corrections for particular operating conditions for deceleration
    • F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR9515343A 1994-12-28 1995-12-22 Appareil d'auto-diagnostic dans le systeme de commande du rapport air-carburant d'un moteur a combustion interne Granted FR2728941A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6328086A JPH08177575A (ja) 1994-12-28 1994-12-28 内燃機関の空燃比制御装置の自己診断装置

Publications (2)

Publication Number Publication Date
FR2728941A1 true FR2728941A1 (fr) 1996-07-05
FR2728941B1 FR2728941B1 (en:Method) 1997-02-28

Family

ID=18206356

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9515343A Granted FR2728941A1 (fr) 1994-12-28 1995-12-22 Appareil d'auto-diagnostic dans le systeme de commande du rapport air-carburant d'un moteur a combustion interne

Country Status (4)

Country Link
US (1) US5672817A (en:Method)
JP (1) JPH08177575A (en:Method)
DE (1) DE19548071B4 (en:Method)
FR (1) FR2728941A1 (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0909888A1 (fr) * 1997-10-17 1999-04-21 Renault Procédé et système de surveillance du fonctionnement et du vieillissement d'un capteur à oxygène linéaire

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3581737B2 (ja) * 1995-02-24 2004-10-27 本田技研工業株式会社 内燃機関の空燃比制御装置
JP3733660B2 (ja) * 1996-10-03 2006-01-11 日産自動車株式会社 内燃機関における酸素センサの劣化診断装置
DE19649484A1 (de) * 1996-11-29 1998-06-04 Bosch Gmbh Robert Verfahren zum Erkennen von durch einen leeren Tank bedingten Störungen bei einem Verbrennungsmotor
DE19722334B4 (de) * 1997-05-28 2011-01-05 Robert Bosch Gmbh Abgassondendiagnoseverfahren und -vorrichtung
US5988140A (en) * 1998-06-30 1999-11-23 Robert Bosch Corporation Engine management system
JP4081919B2 (ja) * 1999-05-11 2008-04-30 トヨタ自動車株式会社 内燃機関の異常診断装置
GB2352040A (en) 1999-07-12 2001-01-17 Jaguar Cars Fault detection of a motor vehicle exhaust oxygen sensor
US6374818B2 (en) * 2000-01-31 2002-04-23 Honda Giken Kogyo Kabushiki Kaisha Apparatus for determining a failure of an oxygen concentration sensor
JP3878398B2 (ja) 2000-08-18 2007-02-07 株式会社日立製作所 エンジンの自己診断装置および制御装置
JP4270534B2 (ja) 2000-10-12 2009-06-03 ヤマハモーターエレクトロニクス株式会社 内燃エンジンの負荷検出方法、制御方法、点火時期制御方法および点火時期制御装置
US6892702B2 (en) * 2000-10-12 2005-05-17 Kabushiki Kaisha Moric Ignition controller
US6640777B2 (en) 2000-10-12 2003-11-04 Kabushiki Kaisha Moric Method and device for controlling fuel injection in internal combustion engine
US6895908B2 (en) 2000-10-12 2005-05-24 Kabushiki Kaisha Moric Exhaust timing controller for two-stroke engine
US6832598B2 (en) 2000-10-12 2004-12-21 Kabushiki Kaisha Moric Anti-knocking device an method
RU2182251C1 (ru) * 2000-11-08 2002-05-10 Тульский государственный университет Устройство для диагностики качества смеси двигателя внутреннего сгорания
US6735939B2 (en) * 2001-11-26 2004-05-18 Ford Global Technologies, Llc System and method for monitoring and exhaust gas sensor in an engine
US6925982B2 (en) 2002-06-04 2005-08-09 Ford Global Technologies, Llc Overall scheduling of a lean burn engine system
US7111450B2 (en) 2002-06-04 2006-09-26 Ford Global Technologies, Llc Method for controlling the temperature of an emission control device
US7168239B2 (en) 2002-06-04 2007-01-30 Ford Global Technologies, Llc Method and system for rapid heating of an emission control device
US6568177B1 (en) 2002-06-04 2003-05-27 Ford Global Technologies, Llc Method for rapid catalyst heating
US6769398B2 (en) * 2002-06-04 2004-08-03 Ford Global Technologies, Llc Idle speed control for lean burn engine with variable-displacement-like characteristic
US6868827B2 (en) 2002-06-04 2005-03-22 Ford Global Technologies, Llc Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device
US6735938B2 (en) * 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method to control transitions between modes of operation of an engine
US6715462B2 (en) 2002-06-04 2004-04-06 Ford Global Technologies, Llc Method to control fuel vapor purging
US6758185B2 (en) * 2002-06-04 2004-07-06 Ford Global Technologies, Llc Method to improve fuel economy in lean burn engines with variable-displacement-like characteristics
US7032572B2 (en) 2002-06-04 2006-04-25 Ford Global Technologies, Llc Method for controlling an engine to obtain rapid catalyst heating
US6736120B2 (en) * 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method and system of adaptive learning for engine exhaust gas sensors
US6736121B2 (en) * 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method for air-fuel ratio sensor diagnosis
US6745747B2 (en) 2002-06-04 2004-06-08 Ford Global Technologies, Llc Method for air-fuel ratio control of a lean burn engine
RU2263221C2 (ru) * 2003-10-06 2005-10-27 Долгов Юрий Павлович Прибор для диагностики топливной системы автомобильного двигателя
JP4487745B2 (ja) * 2004-03-25 2010-06-23 株式会社デンソー センサ応答特性検出装置
JP4539211B2 (ja) * 2004-07-23 2010-09-08 日産自動車株式会社 内燃機関の制御装置
JP4320778B2 (ja) * 2004-08-23 2009-08-26 株式会社デンソー 空燃比センサの異常診断装置
US7591135B2 (en) * 2004-12-29 2009-09-22 Honeywell International Inc. Method and system for using a measure of fueling rate in the air side control of an engine
FR2883329B1 (fr) * 2005-03-18 2007-05-11 Renault Sas Dispositif de surveillance d'un filtre a particules equipant la ligne d'echappement d'un moteur a combustion interne.
JP4548247B2 (ja) * 2005-06-28 2010-09-22 マツダ株式会社 リニア空燃比センサの劣化診断装置
JP4548248B2 (ja) * 2005-06-28 2010-09-22 マツダ株式会社 リニア空燃比センサの劣化診断装置
JP4604881B2 (ja) * 2005-06-28 2011-01-05 マツダ株式会社 リニア空燃比センサの劣化診断装置
JP4618135B2 (ja) * 2006-01-17 2011-01-26 マツダ株式会社 リニア空燃比センサの劣化診断装置
DE102006053110B3 (de) * 2006-11-10 2008-04-03 Audi Ag Verfahren zur Überprüfung des von einer binären Lambdasonde angezeigten Lambdawertes
JP4894521B2 (ja) * 2007-01-11 2012-03-14 日産自動車株式会社 空燃比センサの劣化診断装置
JP4874894B2 (ja) * 2007-02-21 2012-02-15 日本特殊陶業株式会社 ガスセンサの異常診断方法、および、ガスセンサ制御装置
EP1961942B1 (en) 2007-02-21 2018-10-24 NGK Spark Plug Co., Ltd. Diagnostic method and control apparatus for gas sensor
JP4736058B2 (ja) * 2007-03-30 2011-07-27 株式会社デンソー 内燃機関の空燃比制御装置
US7900616B2 (en) * 2007-12-12 2011-03-08 Denso Corporation Exhaust gas oxygen sensor monitoring
JP4952660B2 (ja) * 2008-06-10 2012-06-13 トヨタ自動車株式会社 空燃比センサの劣化判定装置及び方法
JP5035140B2 (ja) * 2008-06-26 2012-09-26 日産自動車株式会社 空燃比センサの異常診断装置
JP4835704B2 (ja) * 2009-02-23 2011-12-14 トヨタ自動車株式会社 酸素センサの異常判定装置
RU2519293C2 (ru) * 2009-03-02 2014-06-10 Юрий Павлович Долгов Устройство для диагностики карбюратора и бензонасоса автомобильного двигателя
US8145409B2 (en) * 2009-03-26 2012-03-27 Ford Global Technologies, Llc Approach for determining exhaust gas sensor degradation
JP4853548B2 (ja) * 2009-05-29 2012-01-11 株式会社デンソー 排気センサ診断装置
DE102009028367A1 (de) 2009-08-10 2011-02-17 Robert Bosch Gmbh Verfahren und Vorrichtung zur Dynamik-Diagnose einer Abgas-Sonde
US8499752B2 (en) * 2009-09-28 2013-08-06 Robert Bosch Gmbh Method to adapt the O2 signal of an O2 sensor during overrun
DE102009054751B4 (de) * 2009-12-16 2022-03-03 Robert Bosch Gmbh Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen
DE102010041311A1 (de) * 2010-09-24 2012-03-29 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung der Funktion eines Abgassensors
JP2012229663A (ja) * 2011-04-27 2012-11-22 Honda Motor Co Ltd 内燃機関の空燃比制御装置
EP2716893A4 (en) * 2011-05-26 2015-12-09 Toyota Motor Co Ltd CONTROL DEVICE FOR A COMBUSTION ENGINE
FR2978542B1 (fr) * 2011-07-28 2013-09-06 Continental Automotive France Procede de determination d'une information representative de la position d'une dent reelle d'une cible dentee solidaire en rotation d'un arbre d'un moteur a combustion interne et dispositif associe
US20140156093A1 (en) * 2012-12-04 2014-06-05 General Electric Company Auto-discovery of smart meter update interval
US9328687B2 (en) * 2013-02-11 2016-05-03 Ford Global Technologies, Llc Bias mitigation for air-fuel ratio sensor degradation
WO2014207854A1 (ja) * 2013-06-26 2014-12-31 トヨタ自動車株式会社 内燃機関の診断装置
WO2014207843A1 (ja) * 2013-06-26 2014-12-31 トヨタ自動車株式会社 内燃機関の診断装置
GB2516658A (en) * 2013-07-29 2015-02-04 Gm Global Tech Operations Inc Method of correcting operating set points of an internal combustion engine
JP6090092B2 (ja) * 2013-10-01 2017-03-08 トヨタ自動車株式会社 空燃比センサの異常診断装置
JP6290938B2 (ja) * 2014-02-04 2018-03-07 日立オートモティブシステムズ株式会社 車載制御装置
US9261033B2 (en) * 2014-05-22 2016-02-16 Ford Global Technologies, Llc Systems and methods for improving catalyst diagnostics in the presence of sensor degradation
WO2018134739A1 (en) 2017-01-17 2018-07-26 Ecole polytechnique fédérale de Lausanne (EPFL) A co-rotational scroll machine
EP3627179A4 (en) * 2017-05-18 2021-02-24 Pioneer Corporation CONTROL DEVICE, SCAN SYSTEM, CONTROL PROCESS AND PROGRAM
JP2019116876A (ja) * 2017-12-27 2019-07-18 いすゞ自動車株式会社 センサ診断システム
WO2021205549A1 (ja) * 2020-04-07 2021-10-14 ヤマハ発動機株式会社 鞍乗型車両

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275044A (ja) * 1985-09-27 1987-04-06 Fuji Heavy Ind Ltd 内燃機関におけるｏ２センサの劣化判定方法
US4980834A (en) * 1987-06-30 1990-12-25 Mazda Motor Corporation Air-to-fuel ratio control system
US5065728A (en) * 1989-06-21 1991-11-19 Japan Electronic Control Systems Co., Ltd. System and method for controlling air/fuel mixture ratio of air and fuel mixture supplied to internal combustion engine using oxygen sensor
DE4117986A1 (de) * 1990-06-01 1991-12-05 Hitachi Ltd Verfahren und vorrichtung zur steuerung des luft/kraftstoff-verhaeltnisses fuer verbrennungsmotor
EP0616121A1 (en) * 1993-03-15 1994-09-21 Ford Motor Company Exhaust gas oxygen sensor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948228A (en) * 1974-11-06 1976-04-06 The Bendix Corporation Exhaust gas sensor operational detection system
DE3339429A1 (de) * 1983-10-29 1985-05-09 Volkswagenwerk Ag, 3180 Wolfsburg Einrichtung zur reduzierung von abgas-schadstoffen
JPS60192849A (ja) * 1984-03-15 1985-10-01 Nippon Denso Co Ltd 限界電流型酸素濃度センサの劣化検出装置
JPS60233343A (ja) * 1984-05-07 1985-11-20 Toyota Motor Corp 内燃機関のフイ−ドバツク式空燃比制御装置の診断方法
JPS62250351A (ja) * 1986-04-23 1987-10-31 Honda Motor Co Ltd 内燃エンジンの排気ガス濃度センサの異常検出方法
JPH0645646Y2 (ja) * 1989-05-29 1994-11-24 株式会社ユニシアジェックス 内燃機関の失火判定装置
JPH0416757A (ja) * 1990-05-10 1992-01-21 Japan Electron Control Syst Co Ltd 酸素センサの劣化診断装置
US5335539A (en) * 1991-08-30 1994-08-09 Ford Motor Company Onboard detection of oxygen sensor switch rate for determining air/fuel ratio control system failure
JP2827719B2 (ja) * 1992-07-16 1998-11-25 三菱自動車工業株式会社 Ｏ２ センサの故障判定方法
DE59306790D1 (de) * 1993-03-15 1997-07-24 Siemens Ag Verfahren zur Überprüfung von Lambdasonden
JP2869911B2 (ja) * 1993-04-15 1999-03-10 本田技研工業株式会社 内燃エンジンの酸素センサ劣化検出装置
US5325711A (en) * 1993-07-06 1994-07-05 Ford Motor Company Air-fuel modulation for oxygen sensor monitoring
JPH07259614A (ja) * 1994-03-18 1995-10-09 Honda Motor Co Ltd 内燃エンジンの空燃比制御装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275044A (ja) * 1985-09-27 1987-04-06 Fuji Heavy Ind Ltd 内燃機関におけるｏ２センサの劣化判定方法
US4980834A (en) * 1987-06-30 1990-12-25 Mazda Motor Corporation Air-to-fuel ratio control system
US5065728A (en) * 1989-06-21 1991-11-19 Japan Electronic Control Systems Co., Ltd. System and method for controlling air/fuel mixture ratio of air and fuel mixture supplied to internal combustion engine using oxygen sensor
DE4117986A1 (de) * 1990-06-01 1991-12-05 Hitachi Ltd Verfahren und vorrichtung zur steuerung des luft/kraftstoff-verhaeltnisses fuer verbrennungsmotor
EP0616121A1 (en) * 1993-03-15 1994-09-21 Ford Motor Company Exhaust gas oxygen sensor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 11, no. 272 (M - 622) 4 September 1987 (1987-09-04) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0909888A1 (fr) * 1997-10-17 1999-04-21 Renault Procédé et système de surveillance du fonctionnement et du vieillissement d'un capteur à oxygène linéaire
FR2769985A1 (fr) * 1997-10-17 1999-04-23 Renault Procede et systeme de surveillance du fonctionnement et du vieillissement d'un capteur a oxygene lineaire

Also Published As

Publication number Publication date
FR2728941B1 (en:Method) 1997-02-28
DE19548071B4 (de) 2008-12-24
US5672817A (en) 1997-09-30
DE19548071A1 (de) 1996-07-04
JPH08177575A (ja) 1996-07-09

Similar Documents

Publication Publication Date Title
FR2728941A1 (fr) Appareil d'auto-diagnostic dans le systeme de commande du rapport air-carburant d'un moteur a combustion interne
JP2724387B2 (ja) 内燃エンジンの排気二次空気供給装置の故障検知方法
JP2003193900A (ja) 車両の異常診断装置
EP1323905B1 (fr) Procédé et dispositif de contrôle de l'état de fonctionnement d'un convertisseur catalytique d'une ligne d'échappement d'un moteur à combustion interne
WO2010125636A1 (ja) Ｐｍセンサ、排気ガスのｐｍ量検知装置、内燃機関の異常検出装置
FR2941011A1 (fr) Procede et appareil de commande pour controler un catalyseur d'oxydation et un dispositif de post-traitement des gaz d'echappement d'un moteur a combustion
EP2932059B1 (fr) Procede de diagnostic d'un piege a oxydes d'azote
FR2804998A1 (fr) Procede de test d'anomalie et dispositif pour l'alimentation en air secondaire d'un vehicule
FR2877695A1 (fr) Procede de gestion d'un moteur a combustion interne et dispositif pour sa mise en oeuvre
JP2012211561A (ja) 劣化判定装置
JP4101133B2 (ja) 内燃機関の空燃比制御装置の自己診断装置
FR2914693A1 (fr) Procede et dispositif de diagnostic du fonctionnement d'un organe de traitement d'effluents gazeux
FR3078994A1 (fr) Procede et dispositif de determination de la presence et du fonctionnement d'un filtre a particules.
WO1996004473A1 (fr) Procede de controle du bon fonctionnement de l'assistance en air d'un injecteur de carburant pour moteur a combustion interne et dispositif correspondant
EP1323904A1 (fr) Procédé de détection de la régénération incontrolée d'un filtre à particules implanté dans la ligne d'échappement d'un moteur à combustion interne
JPH0544433A (ja) デイーゼル機関の排気浄化装置
WO2006048572A1 (fr) Dispositif de controle de l'etat de fonctionnement d'un convertisseur catalytique d'une ligne d'echappement d'un moteur a combustion interne et moteur comprenant un tel dispositif
JP6166646B2 (ja) 内燃機関の制御装置
EP0711912B1 (fr) Procédé de contrôle de l'alimentation carburant d'un moteur à combustion interne
FR2840356A1 (fr) Procede et dispositif de determination de parametres d'un systeme d'epuration des gaz d'echappement
EP3625443A1 (fr) Procédé de détermination du passage à l'état sans présence d'eau liquide dans une ligne d'échappement
JP2004204809A (ja) エンジンの触媒劣化診断装置
FR2929988A1 (fr) Procede de determination de la capacite de stockage d'un piege a oxydes d'azote.
FR2906301A1 (fr) Procede et dispositif de controle d'un systeme de depollution et vehicule muni du dispositif
FR2855213A1 (fr) Procede et dispositif pour controler la regeneration d'un filtre a particules et ensemble de motorisation comprenant un tel dispositif

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060831

D3 Ip right revived
ST Notification of lapse

Effective date: 20150831