JPS53103796A - Evaluation of oxygen concentration sensor - Google Patents

Evaluation of oxygen concentration sensor

Info

Publication number
JPS53103796A
JPS53103796A JP1838977A JP1838977A JPS53103796A JP S53103796 A JPS53103796 A JP S53103796A JP 1838977 A JP1838977 A JP 1838977A JP 1838977 A JP1838977 A JP 1838977A JP S53103796 A JPS53103796 A JP S53103796A
Authority
JP
Japan
Prior art keywords
evaluation
oxygen concentration
concentration sensor
sensor
oxygen
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
JP1838977A
Other languages
Japanese (ja)
Inventor
Kazuto Yamataka
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
Priority to JP1838977A priority Critical patent/JPS53103796A/en
Publication of JPS53103796A publication Critical patent/JPS53103796A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP1838977A 1977-02-22 1977-02-22 Evaluation of oxygen concentration sensor Pending JPS53103796A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1838977A JPS53103796A (en) 1977-02-22 1977-02-22 Evaluation of oxygen concentration sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1838977A JPS53103796A (en) 1977-02-22 1977-02-22 Evaluation of oxygen concentration sensor

Publications (1)

Publication Number Publication Date
JPS53103796A true JPS53103796A (en) 1978-09-09

Family

ID=11970345

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1838977A Pending JPS53103796A (en) 1977-02-22 1977-02-22 Evaluation of oxygen concentration sensor

Country Status (1)

Country Link
JP (1) JPS53103796A (en)

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693076A (en) * 1985-04-09 1987-09-15 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4703619A (en) * 1985-04-09 1987-11-03 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4707984A (en) * 1985-04-15 1987-11-24 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4707985A (en) * 1985-09-12 1987-11-24 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4712373A (en) * 1985-04-12 1987-12-15 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4720973A (en) * 1985-02-23 1988-01-26 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having double-skip function
US4723408A (en) * 1985-09-10 1988-02-09 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4729219A (en) * 1985-04-03 1988-03-08 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4739614A (en) * 1985-02-22 1988-04-26 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system in internal combustion engine
US4745741A (en) * 1985-04-04 1988-05-24 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4747265A (en) * 1985-12-23 1988-05-31 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4750328A (en) * 1986-10-13 1988-06-14 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4761950A (en) * 1985-09-10 1988-08-09 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4779414A (en) * 1986-07-26 1988-10-25 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4796425A (en) * 1986-10-13 1989-01-10 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4809501A (en) * 1987-01-16 1989-03-07 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4811557A (en) * 1986-10-13 1989-03-14 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4817383A (en) * 1986-11-08 1989-04-04 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4817384A (en) * 1986-08-13 1989-04-04 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4831838A (en) * 1985-07-31 1989-05-23 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4840027A (en) * 1986-10-13 1989-06-20 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4854124A (en) * 1987-07-10 1989-08-08 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having divided-skip function
US4881368A (en) * 1987-02-09 1989-11-21 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4905469A (en) * 1987-10-20 1990-03-06 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor
US4941318A (en) * 1988-03-01 1990-07-17 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system having short-circuit detection for air-fuel ratio sensor
US4964272A (en) * 1987-07-20 1990-10-23 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system including at least downstreamside air-fuel ratio sensor
US4964271A (en) * 1987-03-06 1990-10-23 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system including at least downstream-side air-fuel ratio sensor
US4970858A (en) * 1988-03-30 1990-11-20 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor
USRE33942E (en) * 1985-02-22 1992-06-02 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system in internal combustion engine

Cited By (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE33942E (en) * 1985-02-22 1992-06-02 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system in internal combustion engine
US4739614A (en) * 1985-02-22 1988-04-26 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system in internal combustion engine
US4720973A (en) * 1985-02-23 1988-01-26 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having double-skip function
US4729219A (en) * 1985-04-03 1988-03-08 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4745741A (en) * 1985-04-04 1988-05-24 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4703619A (en) * 1985-04-09 1987-11-03 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4693076A (en) * 1985-04-09 1987-09-15 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4712373A (en) * 1985-04-12 1987-12-15 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4707984A (en) * 1985-04-15 1987-11-24 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved response characteristics
US4831838A (en) * 1985-07-31 1989-05-23 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4723408A (en) * 1985-09-10 1988-02-09 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4761950A (en) * 1985-09-10 1988-08-09 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4707985A (en) * 1985-09-12 1987-11-24 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4747265A (en) * 1985-12-23 1988-05-31 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4819427A (en) * 1985-12-23 1989-04-11 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4779414A (en) * 1986-07-26 1988-10-25 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4817384A (en) * 1986-08-13 1989-04-04 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4796425A (en) * 1986-10-13 1989-01-10 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
US4811557A (en) * 1986-10-13 1989-03-14 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4840027A (en) * 1986-10-13 1989-06-20 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4750328A (en) * 1986-10-13 1988-06-14 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4817383A (en) * 1986-11-08 1989-04-04 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4809501A (en) * 1987-01-16 1989-03-07 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4881368A (en) * 1987-02-09 1989-11-21 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US4964271A (en) * 1987-03-06 1990-10-23 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system including at least downstream-side air-fuel ratio sensor
US5022225A (en) * 1987-03-06 1991-06-11 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system including at least downstream-side air fuel ratio sensor
US4854124A (en) * 1987-07-10 1989-08-08 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having divided-skip function
US4964272A (en) * 1987-07-20 1990-10-23 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system including at least downstreamside air-fuel ratio sensor
US4905469A (en) * 1987-10-20 1990-03-06 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor
US4941318A (en) * 1988-03-01 1990-07-17 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system having short-circuit detection for air-fuel ratio sensor
US4970858A (en) * 1988-03-30 1990-11-20 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor

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