JPS51130727A - Air-fuel mixture ratio control and diagnosing system - Google Patents

Air-fuel mixture ratio control and diagnosing system

Info

Publication number
JPS51130727A
JPS51130727A JP5461275A JP5461275A JPS51130727A JP S51130727 A JPS51130727 A JP S51130727A JP 5461275 A JP5461275 A JP 5461275A JP 5461275 A JP5461275 A JP 5461275A JP S51130727 A JPS51130727 A JP S51130727A
Authority
JP
Japan
Prior art keywords
air
fuel mixture
ratio control
mixture ratio
diagnosing system
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
JP5461275A
Other languages
English (en)
Inventor
Masaharu Asano
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP5461275A priority Critical patent/JPS51130727A/ja
Priority to US05/683,658 priority patent/US4119070A/en
Priority to DE2620985A priority patent/DE2620985C2/de
Publication of JPS51130727A publication Critical patent/JPS51130727A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP5461275A 1975-05-12 1975-05-12 Air-fuel mixture ratio control and diagnosing system Pending JPS51130727A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP5461275A JPS51130727A (en) 1975-05-12 1975-05-12 Air-fuel mixture ratio control and diagnosing system
US05/683,658 US4119070A (en) 1975-05-12 1976-05-06 Closed-loop mixture control system for an internal combustion engine with circuitry for testing the function of closed loop
DE2620985A DE2620985C2 (de) 1975-05-12 1976-05-12 Prüfeinrichtung für ein Luft-Kraftstoffgemisch-Regelsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5461275A JPS51130727A (en) 1975-05-12 1975-05-12 Air-fuel mixture ratio control and diagnosing system

Publications (1)

Publication Number Publication Date
JPS51130727A true JPS51130727A (en) 1976-11-13

Family

ID=12975552

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5461275A Pending JPS51130727A (en) 1975-05-12 1975-05-12 Air-fuel mixture ratio control and diagnosing system

Country Status (1)

Country Link
JP (1) JPS51130727A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5786544A (en) * 1980-11-20 1982-05-29 Hitachi Ltd Fault portion self diagnosis alarm indicator
JPS6260974A (ja) * 1985-09-09 1987-03-17 ゼネラル　モ−タ−ズ　コ−ポレ−シヨン 排気ガス再循環用診断方法および装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5786544A (en) * 1980-11-20 1982-05-29 Hitachi Ltd Fault portion self diagnosis alarm indicator
JPS6260974A (ja) * 1985-09-09 1987-03-17 ゼネラル　モ−タ−ズ　コ−ポレ−シヨン 排気ガス再循環用診断方法および装置

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