JP2004036464A5 - - Google Patents

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Publication number
JP2004036464A5
JP2004036464A5 JP2002193794A JP2002193794A JP2004036464A5 JP 2004036464 A5 JP2004036464 A5 JP 2004036464A5 JP 2002193794 A JP2002193794 A JP 2002193794A JP 2002193794 A JP2002193794 A JP 2002193794A JP 2004036464 A5 JP2004036464 A5 JP 2004036464A5
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JP
Japan
Prior art keywords
gas sensor
output
exhaust
deterioration
deterioration determination
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.)
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Application number
JP2002193794A
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English (en)
Japanese (ja)
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JP4075486B2 (ja
JP2004036464A (ja
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Priority to JP2002193794A priority Critical patent/JP4075486B2/ja
Priority claimed from JP2002193794A external-priority patent/JP4075486B2/ja
Publication of JP2004036464A publication Critical patent/JP2004036464A/ja
Publication of JP2004036464A5 publication Critical patent/JP2004036464A5/ja
Application granted granted Critical
Publication of JP4075486B2 publication Critical patent/JP4075486B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2002193794A 2002-07-02 2002-07-02 ガスセンサの劣化判定方法及びその装置 Expired - Fee Related JP4075486B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002193794A JP4075486B2 (ja) 2002-07-02 2002-07-02 ガスセンサの劣化判定方法及びその装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002193794A JP4075486B2 (ja) 2002-07-02 2002-07-02 ガスセンサの劣化判定方法及びその装置

Publications (3)

Publication Number Publication Date
JP2004036464A JP2004036464A (ja) 2004-02-05
JP2004036464A5 true JP2004036464A5 (enExample) 2005-10-20
JP4075486B2 JP4075486B2 (ja) 2008-04-16

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ID=31702672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002193794A Expired - Fee Related JP4075486B2 (ja) 2002-07-02 2002-07-02 ガスセンサの劣化判定方法及びその装置

Country Status (1)

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JP (1) JP4075486B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4647393B2 (ja) * 2005-05-23 2011-03-09 富士重工業株式会社 空燃比センサの異常診断装置
DE102008004207A1 (de) * 2008-01-14 2009-07-16 Robert Bosch Gmbh Verfahren und Steuergerät zur Überprüfung eines Abgasnachbehandlungssystems eines Verbrennungsmotors
JP4609545B2 (ja) * 2008-08-06 2011-01-12 株式会社デンソー ガスセンサの信号処理装置
WO2012160651A1 (ja) * 2011-05-24 2012-11-29 トヨタ自動車株式会社 センサの特性補正装置
EP2899388A4 (en) * 2012-09-20 2016-04-20 Toyota Motor Co Ltd CONTROL DEVICE FOR A COMBUSTION ENGINE
CN114263521B (zh) * 2021-12-31 2023-03-21 潍柴动力股份有限公司 一种传感器参数的修正方法及装置

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