JP4279719B2 - 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関 - Google Patents

燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関 Download PDF

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Publication number
JP4279719B2
JP4279719B2 JP2004119062A JP2004119062A JP4279719B2 JP 4279719 B2 JP4279719 B2 JP 4279719B2 JP 2004119062 A JP2004119062 A JP 2004119062A JP 2004119062 A JP2004119062 A JP 2004119062A JP 4279719 B2 JP4279719 B2 JP 4279719B2
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JP
Japan
Prior art keywords
fuel vapor
failure diagnosis
amount
canister
purge
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.)
Expired - Fee Related
Application number
JP2004119062A
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English (en)
Japanese (ja)
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JP2005299560A5 (enExample
JP2005299560A (ja
Inventor
秀樹 宮原
登喜司 伊藤
賢司 長崎
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
Toyota Motor Corp
Original Assignee
Denso Corp
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 Denso Corp, Toyota Motor Corp filed Critical Denso Corp
Priority to JP2004119062A priority Critical patent/JP4279719B2/ja
Priority to US11/099,614 priority patent/US7165447B2/en
Publication of JP2005299560A publication Critical patent/JP2005299560A/ja
Publication of JP2005299560A5 publication Critical patent/JP2005299560A5/ja
Application granted granted Critical
Publication of JP4279719B2 publication Critical patent/JP4279719B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0809—Judging failure of purge control system
    • F02M25/0818—Judging failure of purge control system having means for pressurising the evaporative emission space
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/089—Layout of the fuel vapour installation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
JP2004119062A 2004-04-14 2004-04-14 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関 Expired - Fee Related JP4279719B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004119062A JP4279719B2 (ja) 2004-04-14 2004-04-14 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関
US11/099,614 US7165447B2 (en) 2004-04-14 2005-04-06 Failure diagnostic apparatus for fuel vapor purge system and fuel vapor purge apparatus and combustion engine having failure diagnostic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004119062A JP4279719B2 (ja) 2004-04-14 2004-04-14 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関

Publications (3)

Publication Number Publication Date
JP2005299560A JP2005299560A (ja) 2005-10-27
JP2005299560A5 JP2005299560A5 (enExample) 2006-10-19
JP4279719B2 true JP4279719B2 (ja) 2009-06-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004119062A Expired - Fee Related JP4279719B2 (ja) 2004-04-14 2004-04-14 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関

Country Status (2)

Country Link
US (1) US7165447B2 (enExample)
JP (1) JP4279719B2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007231813A (ja) * 2006-02-28 2007-09-13 Denso Corp 燃料性状判定装置、漏れ検査装置、および燃料噴射量制御装置
DE102008001447A1 (de) * 2008-04-29 2009-11-05 Robert Bosch Gmbh Diagnose der Funktionsfähigkeit von Kraftstoffdampfzwischenspeichern
US7980342B2 (en) * 2008-06-27 2011-07-19 Ford Global Technologies, Llc Plug-in hybrid electric vehicle
JP2010071199A (ja) * 2008-09-18 2010-04-02 Fts:Kk インタンクキャニスタシステムの故障診断装置及び故障診断方法
US8177006B2 (en) * 2009-05-28 2012-05-15 Ford Global Technologies, Llc Plug-in hybrid electric vehicle
US20150085894A1 (en) * 2013-09-24 2015-03-26 Ford Global Technologies, Llc. Method for diagnosing fault within a fuel vapor system
JP6384164B2 (ja) * 2014-07-15 2018-09-05 浜名湖電装株式会社 燃料蒸発ガスパージシステムの異常検出装置
US9771884B2 (en) * 2014-10-31 2017-09-26 GM Global Technology Operations LLC System and method for controlling the amount of purge fluid delivered to cylinders of an engine based on an operating parameter of a purge pump
US11149698B2 (en) * 2018-06-19 2021-10-19 Ford Global Technologies, Llc Systems and methods for fuel system recirculation valve diagnostics
US11319886B1 (en) * 2020-10-20 2022-05-03 Ford Global Technologies, Llc System and method for purging a canister purge valve filter
JP7570987B2 (ja) 2021-08-05 2024-10-22 愛三工業株式会社 蒸発燃料処理システムの漏れ検出装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3503584B2 (ja) * 2000-02-14 2004-03-08 トヨタ自動車株式会社 燃料蒸気パージシステムの故障診断装置
JP3776811B2 (ja) 2002-01-11 2006-05-17 トヨタ自動車株式会社 燃料蒸気パージシステムの故障診断装置
JP2004162685A (ja) * 2002-09-18 2004-06-10 Nippon Soken Inc 蒸発燃料漏れ検査装置
US7028674B2 (en) * 2003-01-17 2006-04-18 Siemens Vdo Automotive Inc. Flow sensor integrated with leak detection for purge valve diagnostic
JP2005002965A (ja) * 2003-06-16 2005-01-06 Hitachi Unisia Automotive Ltd 蒸発燃料処理装置のリーク診断装置
JP4322799B2 (ja) * 2004-03-25 2009-09-02 株式会社日本自動車部品総合研究所 内燃機関の蒸発燃料処理装置
JP4210626B2 (ja) * 2004-04-14 2009-01-21 トヨタ自動車株式会社 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関

Also Published As

Publication number Publication date
US20050229689A1 (en) 2005-10-20
US7165447B2 (en) 2007-01-23
JP2005299560A (ja) 2005-10-27

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