JPS5381825A - Air fuel ratio controller - Google Patents

Air fuel ratio controller

Info

Publication number
JPS5381825A
JPS5381825A JP15658176A JP15658176A JPS5381825A JP S5381825 A JPS5381825 A JP S5381825A JP 15658176 A JP15658176 A JP 15658176A JP 15658176 A JP15658176 A JP 15658176A JP S5381825 A JPS5381825 A JP S5381825A
Authority
JP
Japan
Prior art keywords
fuel ratio
air fuel
ratio controller
exhaust gas
functioned
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.)
Granted
Application number
JP15658176A
Other languages
Japanese (ja)
Other versions
JPS589265B2 (en
Inventor
Akio Hosaka
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 JP51156581A priority Critical patent/JPS589265B2/en
Priority to GB51753/77A priority patent/GB1567284A/en
Priority to US05/863,676 priority patent/US4155335A/en
Priority to DE2758316A priority patent/DE2758316C2/en
Publication of JPS5381825A publication Critical patent/JPS5381825A/en
Publication of JPS589265B2 publication Critical patent/JPS589265B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

PURPOSE: To provide the improvement of exhaust gas purification performance and operation performance with the combination of fluctuation range of exhaust gas sensor output and other conditions allowing the accurate air fuel ratio control to be functioned by regulating stop or close of feedback control.
COPYRIGHT: (C)1978,JPO&Japio
JP51156581A 1976-12-27 1976-12-27 Air fuel ratio control device Expired JPS589265B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP51156581A JPS589265B2 (en) 1976-12-27 1976-12-27 Air fuel ratio control device
GB51753/77A GB1567284A (en) 1976-12-27 1977-12-13 Closed loop control system equipped with circuitry for temporarirly disabling the system in accordance with given engine parameters
US05/863,676 US4155335A (en) 1976-12-27 1977-12-23 Closed loop control system equipped with circuitry for temporarily disabling the system in accordance with given engine parameters
DE2758316A DE2758316C2 (en) 1976-12-27 1977-12-27 Device for monitoring the operational readiness of an exhaust gas sensor for regulating the air / fuel ratio of an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51156581A JPS589265B2 (en) 1976-12-27 1976-12-27 Air fuel ratio control device

Publications (2)

Publication Number Publication Date
JPS5381825A true JPS5381825A (en) 1978-07-19
JPS589265B2 JPS589265B2 (en) 1983-02-19

Family

ID=15630880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51156581A Expired JPS589265B2 (en) 1976-12-27 1976-12-27 Air fuel ratio control device

Country Status (1)

Country Link
JP (1) JPS589265B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5713246A (en) * 1980-06-30 1982-01-23 Toyota Motor Corp Method of controlling air fuel ratio of internal combustion engine
JPS62157254A (en) * 1985-12-28 1987-07-13 Toyota Motor Corp Air-fuel ratio control device of internal combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012417A (en) * 1973-06-05 1975-02-08
JPS51129530A (en) * 1975-04-18 1976-11-11 Bosch Gmbh Robert Method and apparatus for determination of duration of fuel injection pulse

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012417A (en) * 1973-06-05 1975-02-08
JPS51129530A (en) * 1975-04-18 1976-11-11 Bosch Gmbh Robert Method and apparatus for determination of duration of fuel injection pulse

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5713246A (en) * 1980-06-30 1982-01-23 Toyota Motor Corp Method of controlling air fuel ratio of internal combustion engine
JPS62157254A (en) * 1985-12-28 1987-07-13 Toyota Motor Corp Air-fuel ratio control device of internal combustion engine

Also Published As

Publication number Publication date
JPS589265B2 (en) 1983-02-19

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