JP2002317678A5 - - Google Patents

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Publication number
JP2002317678A5
JP2002317678A5 JP2002010270A JP2002010270A JP2002317678A5 JP 2002317678 A5 JP2002317678 A5 JP 2002317678A5 JP 2002010270 A JP2002010270 A JP 2002010270A JP 2002010270 A JP2002010270 A JP 2002010270A JP 2002317678 A5 JP2002317678 A5 JP 2002317678A5
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JP
Japan
Prior art keywords
fuel ratio
air
exhaust
internal combustion
combustion engine
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
Application number
JP2002010270A
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English (en)
Japanese (ja)
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JP2002317678A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2002010270A priority Critical patent/JP2002317678A/ja
Priority claimed from JP2002010270A external-priority patent/JP2002317678A/ja
Priority to US10/073,143 priority patent/US6594987B2/en
Publication of JP2002317678A publication Critical patent/JP2002317678A/ja
Publication of JP2002317678A5 publication Critical patent/JP2002317678A5/ja
Pending legal-status Critical Current

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JP2002010270A 2001-02-16 2002-01-18 内燃機関の排気系異常検出装置 Pending JP2002317678A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002010270A JP2002317678A (ja) 2001-02-16 2002-01-18 内燃機関の排気系異常検出装置
US10/073,143 US6594987B2 (en) 2001-02-16 2002-02-13 Apparatus for detecting fault in exhaust system of internal combustion engine

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-40222 2001-02-16
JP2001040222 2001-02-16
JP2002010270A JP2002317678A (ja) 2001-02-16 2002-01-18 内燃機関の排気系異常検出装置

Publications (2)

Publication Number Publication Date
JP2002317678A JP2002317678A (ja) 2002-10-31
JP2002317678A5 true JP2002317678A5 (enExample) 2005-08-04

Family

ID=26609542

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002010270A Pending JP2002317678A (ja) 2001-02-16 2002-01-18 内燃機関の排気系異常検出装置

Country Status (2)

Country Link
US (1) US6594987B2 (enExample)
JP (1) JP2002317678A (enExample)

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JP4443839B2 (ja) * 2003-02-12 2010-03-31 本田技研工業株式会社 内燃機関の制御装置
US6996974B2 (en) * 2003-10-14 2006-02-14 General Motors Corporation Fuel control failure detection based on post O2 sensor
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JP2005248781A (ja) * 2004-03-03 2005-09-15 Toyota Motor Corp 内燃機関の燃料カット制御装置
US7377104B2 (en) * 2004-03-05 2008-05-27 Ford Global Technologies, Llc Engine control system with mixed exhaust gas oxygen sensor types
US7128687B2 (en) 2004-03-19 2006-10-31 Ford Global Technologies, Llc Electromechanically actuated valve control for an internal combustion engine
US7063062B2 (en) * 2004-03-19 2006-06-20 Ford Global Technologies, Llc Valve selection for an engine operating in a multi-stroke cylinder mode
US7021289B2 (en) * 2004-03-19 2006-04-04 Ford Global Technology, Llc Reducing engine emissions on an engine with electromechanical valves
US7559309B2 (en) 2004-03-19 2009-07-14 Ford Global Technologies, Llc Method to start electromechanical valves on an internal combustion engine
US7107946B2 (en) * 2004-03-19 2006-09-19 Ford Global Technologies, Llc Electromechanically actuated valve control for an internal combustion engine
US7107947B2 (en) * 2004-03-19 2006-09-19 Ford Global Technologies, Llc Multi-stroke cylinder operation in an internal combustion engine
US7240663B2 (en) 2004-03-19 2007-07-10 Ford Global Technologies, Llc Internal combustion engine shut-down for engine having adjustable valves
US7128043B2 (en) 2004-03-19 2006-10-31 Ford Global Technologies, Llc Electromechanically actuated valve control based on a vehicle electrical system
US7072758B2 (en) 2004-03-19 2006-07-04 Ford Global Technologies, Llc Method of torque control for an engine with valves that may be deactivated
US7165391B2 (en) * 2004-03-19 2007-01-23 Ford Global Technologies, Llc Method to reduce engine emissions for an engine capable of multi-stroke operation and having a catalyst
US7555896B2 (en) 2004-03-19 2009-07-07 Ford Global Technologies, Llc Cylinder deactivation for an internal combustion engine
US7079935B2 (en) * 2004-03-19 2006-07-18 Ford Global Technologies, Llc Valve control for an engine with electromechanically actuated valves
US7194993B2 (en) * 2004-03-19 2007-03-27 Ford Global Technologies, Llc Starting an engine with valves that may be deactivated
US7383820B2 (en) 2004-03-19 2008-06-10 Ford Global Technologies, Llc Electromechanical valve timing during a start
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JP2007046517A (ja) * 2005-08-09 2007-02-22 Mitsubishi Electric Corp 内燃機関の制御装置
JP2007100575A (ja) * 2005-10-04 2007-04-19 Toyota Motor Corp 内燃機関の制御装置
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JP2008157199A (ja) * 2006-12-26 2008-07-10 Mitsubishi Fuso Truck & Bus Corp センサの異常検出装置
JP4938532B2 (ja) * 2007-04-09 2012-05-23 トヨタ自動車株式会社 内燃機関の空燃比制御装置
WO2009013600A2 (en) * 2007-07-24 2009-01-29 Toyota Jidosha Kabushiki Kaisha Apparatus and method for detecting abnormalair-fuel ratio variation among cylinders of multi-cylinder internal combustion engine
DE102008000691A1 (de) * 2008-03-14 2009-09-17 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung eines Zuluftsystems einer Brennkraftmaschine
JP5197548B2 (ja) * 2009-11-05 2013-05-15 本田技研工業株式会社 内燃機関の燃料噴射制御装置
CN101833052A (zh) * 2010-04-23 2010-09-15 北京锐意泰克汽车电子有限公司 一种汽车氧传感器加热器的故障诊断电路
JP5062307B2 (ja) * 2010-08-06 2012-10-31 トヨタ自動車株式会社 触媒劣化検出装置
JP5187362B2 (ja) * 2010-08-20 2013-04-24 トヨタ自動車株式会社 車両の制御装置
EP2657495A4 (en) * 2010-12-24 2014-07-30 Toyota Motor Co Ltd DEVICE AND METHOD FOR DETECTING ERRORS IN THE INTERCYLINDRICAL AIR-FUEL RATIO VARIATION
DE102011011631B4 (de) * 2011-02-17 2014-10-16 Continental Automotive Gmbh Tankvorrichtung zur Bevorratung eines flüssigen schadstoffmindernden Mediums
US9145804B2 (en) * 2011-11-17 2015-09-29 Toyota Jidosha Kabushiki Kaisha Control apparatus for internal combustion engine
CN102495289B (zh) * 2011-12-08 2013-08-07 天津锐意泰克汽车电子有限公司 一种汽车氧传感器内阻的测试电路及测量方法
JP5790523B2 (ja) * 2012-02-01 2015-10-07 トヨタ自動車株式会社 空燃比インバランス判定装置
US9230371B2 (en) 2013-09-19 2016-01-05 GM Global Technology Operations LLC Fuel control diagnostic systems and methods
JP6296228B2 (ja) * 2013-12-13 2018-03-20 三菱自動車工業株式会社 ハイブリッド車両の制御装置
CN104153858A (zh) * 2013-12-25 2014-11-19 北京大学工学院包头研究院 一种scr系统催化箱故障检测方法
US9630520B2 (en) 2015-01-13 2017-04-25 Ford Global Technologies, Llc Circuit and method for battery leakage detection
US10100770B2 (en) * 2015-06-30 2018-10-16 Ford Global Technologies, Llc Systems and methods for on-board cylinder leakdown testing
US9926871B2 (en) * 2016-01-25 2018-03-27 Ford Global Technologies, Llc Methods and systems for estimating an air-fuel ratio with a variable voltage oxygen sensor
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JP2869925B2 (ja) * 1994-06-29 1999-03-10 本田技研工業株式会社 内燃エンジンの空燃比制御装置
JP3467657B2 (ja) 1994-12-26 2003-11-17 株式会社日立製作所 内燃機関の排気制御装置
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JP2671877B2 (ja) 1995-10-27 1997-11-05 トヨタ自動車株式会社 触媒劣化判別装置

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