JPS53125528A - Inspection unit for air fuel ratio controller - Google Patents

Inspection unit for air fuel ratio controller

Info

Publication number
JPS53125528A
JPS53125528A JP3942977A JP3942977A JPS53125528A JP S53125528 A JPS53125528 A JP S53125528A JP 3942977 A JP3942977 A JP 3942977A JP 3942977 A JP3942977 A JP 3942977A JP S53125528 A JPS53125528 A JP S53125528A
Authority
JP
Japan
Prior art keywords
fuel ratio
air fuel
ratio controller
inspection unit
temperature
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
JP3942977A
Other languages
English (en)
Other versions
JPS5741573B2 (ja
Inventor
Mitsuhiko Ezoe
Setsuzo Tachibana
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 JP3942977A priority Critical patent/JPS53125528A/ja
Priority to GB11949/78A priority patent/GB1577003A/en
Priority to US05/893,995 priority patent/US4149408A/en
Priority to DE2815109A priority patent/DE2815109C2/de
Publication of JPS53125528A publication Critical patent/JPS53125528A/ja
Publication of JPS5741573B2 publication Critical patent/JPS5741573B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Testing Of Engines (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
JP3942977A 1977-04-08 1977-04-08 Inspection unit for air fuel ratio controller Granted JPS53125528A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP3942977A JPS53125528A (en) 1977-04-08 1977-04-08 Inspection unit for air fuel ratio controller
GB11949/78A GB1577003A (en) 1977-04-08 1978-03-28 Diagnostic monitoring device in a closed loop air/fuel ratio control system of vehicle engine
US05/893,995 US4149408A (en) 1977-04-08 1978-04-06 Diagnostic monitoring device for closed loop air/fuel ratio control system of vehicle engine
DE2815109A DE2815109C2 (de) 1977-04-08 1978-04-07 Überwachungsvorrichtung für Regeleinrichtungen mit geschlossener Regelschleife für das Luft/Brennstoff-Verhältnis von Brennkraftmaschinen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3942977A JPS53125528A (en) 1977-04-08 1977-04-08 Inspection unit for air fuel ratio controller

Publications (2)

Publication Number Publication Date
JPS53125528A true JPS53125528A (en) 1978-11-01
JPS5741573B2 JPS5741573B2 (ja) 1982-09-03

Family

ID=12552741

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3942977A Granted JPS53125528A (en) 1977-04-08 1977-04-08 Inspection unit for air fuel ratio controller

Country Status (4)

Country Link
US (1) US4149408A (ja)
JP (1) JPS53125528A (ja)
DE (1) DE2815109C2 (ja)
GB (1) GB1577003A (ja)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5598625A (en) * 1979-01-22 1980-07-26 Nissan Motor Co Ltd Control system for internal combustion engine
JPS55115101A (en) * 1979-02-26 1980-09-04 Nissan Motor Co Ltd Data processor
US4444048A (en) * 1979-11-10 1984-04-24 Robert Bosch Gmbh Apparatus for detecting malfunction in cyclically repetitive processes in an internal combustion engine
JPS5744752A (en) * 1980-09-01 1982-03-13 Toyota Motor Corp Method of controlling air fuel ratio of internal combustion engine
JPS5746055A (en) * 1980-09-02 1982-03-16 Honda Motor Co Ltd Exhaust gas reflux control device for internal combustion engine
JPS5759039A (en) * 1980-09-25 1982-04-09 Toyota Motor Corp Working condition display process in internal combustion engine
DE3204842A1 (de) * 1982-02-11 1983-08-18 Volkswagenwerk Ag, 3180 Wolfsburg Einrichtung zur regelung einer otto-brennkraftmaschine
US4620440A (en) * 1985-09-09 1986-11-04 Tomco, Inc. EGR valve test fixture
US4671107A (en) * 1985-09-09 1987-06-09 General Motors Corporation EGR diagnostic system
JPS62203969A (ja) * 1986-02-28 1987-09-08 Fuji Heavy Ind Ltd 排気ガス還流装置の故障診断装置
US4870942A (en) * 1986-10-02 1989-10-03 Toyota Jidosha Kabushiki Kaisha Diagnosis device for exhaust gas recycling device of internal combustion engine
DE3904986A1 (de) * 1989-02-18 1990-08-23 Bosch Gmbh Robert Verfahren zum erkennen der betriebsbereitschaft einer lambdasonde
US5222471A (en) * 1992-09-18 1993-06-29 Kohler Co. Emission control system for an internal combustion engine
JPH03290045A (ja) * 1990-04-04 1991-12-19 Mitsubishi Electric Corp エンジン用故障診断装置
DE4122635B4 (de) * 1991-07-09 2006-05-11 Robert Bosch Gmbh Einrichtung zur Defekterkennung bei Sensoren
US5177464A (en) * 1991-09-04 1993-01-05 Ford Motor Company Catalyst monitoring using a hydrocarbon sensor
US5219228A (en) * 1992-05-11 1993-06-15 General Motors Corporation Exhaust gas temperature measuring system utilizing existing oxygen sensor
DE4243493A1 (de) * 1992-12-22 1994-06-23 Bosch Gmbh Robert Verfahren und Vorrichtung zur Überwachung einer Steuereinrichtung
JPH07259614A (ja) * 1994-03-18 1995-10-09 Honda Motor Co Ltd 内燃エンジンの空燃比制御装置
US6085732A (en) * 1999-01-25 2000-07-11 Cummins Engine Co Inc EGR fault diagnostic system
US7090806B1 (en) 2000-05-01 2006-08-15 Peter Lenehan Portable oxygen sensor analyzer
US6667622B1 (en) 2000-05-03 2003-12-23 Peter J. Lenehan Vehicle engine pulse stream analyzer
TWM434214U (en) * 2012-03-19 2012-07-21 Hon Hai Prec Ind Co Ltd Equipment for testing short protecting performance
US10443526B2 (en) * 2016-09-14 2019-10-15 Denso Corporation Air-fuel ratio sensing device
CN109683593B (zh) * 2018-12-29 2021-09-21 上海辛格林纳新时达电机有限公司 一种脉冲型伺服驱动器基本功能测试方法及设备
CN110989548B (zh) * 2019-11-01 2022-11-01 华能澜沧江水电股份有限公司 一种水轮发电机单机有功功率闭环调节功能异常判定的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004452A (en) * 1974-04-23 1977-01-25 Ford Motor Company Air/fuel ratio sensor for air/fuel ratios in excess of stoichiometry
GB1524361A (en) * 1974-10-21 1978-09-13 Nissan Motor Apparatus for controlling the air-fuel mixture ratio of internal combustion engine
GB1501230A (en) * 1974-12-02 1978-02-15 Nissan Motor Air/fuel ratio control system in internal combustion engine
US4117815A (en) * 1975-04-22 1978-10-03 Nissan Motor Company, Limited Closed-loop mixture control system for internal combustion engine using error-corrected exhaust composition sensors
US4119070A (en) * 1975-05-12 1978-10-10 Nissan Motor Company, Ltd. Closed-loop mixture control system for an internal combustion engine with circuitry for testing the function of closed loop
JPS51136035A (en) * 1975-05-20 1976-11-25 Nissan Motor Co Ltd Air fuel mixture rate control device
US4031747A (en) * 1976-08-16 1977-06-28 Beckman Instruments, Inc. Misfire monitor for engine analysis having automatic rescaling

Also Published As

Publication number Publication date
GB1577003A (en) 1980-10-15
US4149408A (en) 1979-04-17
DE2815109C2 (de) 1991-05-29
JPS5741573B2 (ja) 1982-09-03
DE2815109A1 (de) 1978-11-30

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