JPS57187751A - Vehicle engine controller - Google Patents

Vehicle engine controller

Info

Publication number
JPS57187751A
JPS57187751A JP56070804A JP7080481A JPS57187751A JP S57187751 A JPS57187751 A JP S57187751A JP 56070804 A JP56070804 A JP 56070804A JP 7080481 A JP7080481 A JP 7080481A JP S57187751 A JPS57187751 A JP S57187751A
Authority
JP
Japan
Prior art keywords
memory
backed
processor
address
basis
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
JP56070804A
Other languages
English (en)
Inventor
Yasunori Mori
Osamu Abe
Akira Teragakinai
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP56070804A priority Critical patent/JPS57187751A/ja
Priority to US06/377,161 priority patent/US4532593A/en
Priority to EP82104129A priority patent/EP0065703A3/en
Publication of JPS57187751A publication Critical patent/JPS57187751A/ja
Pending 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Testing And Monitoring For Control Systems (AREA)
JP56070804A 1981-05-13 1981-05-13 Vehicle engine controller Pending JPS57187751A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP56070804A JPS57187751A (en) 1981-05-13 1981-05-13 Vehicle engine controller
US06/377,161 US4532593A (en) 1981-05-13 1982-05-11 Electronic control method and apparatus for internal combustion engine
EP82104129A EP0065703A3 (en) 1981-05-13 1982-05-12 Electronic control method and apparatus for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56070804A JPS57187751A (en) 1981-05-13 1981-05-13 Vehicle engine controller

Publications (1)

Publication Number Publication Date
JPS57187751A true JPS57187751A (en) 1982-11-18

Family

ID=13442098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56070804A Pending JPS57187751A (en) 1981-05-13 1981-05-13 Vehicle engine controller

Country Status (3)

Country Link
US (1) US4532593A (ja)
EP (1) EP0065703A3 (ja)
JP (1) JPS57187751A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0195973A (ja) * 1987-10-09 1989-04-14 Isuzu Motors Ltd 舵角比制御装置

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558416A (en) * 1983-05-27 1985-12-10 Allied Corporation Method for maintaining the integrity of a dual microprocessor multiprocessing computing system
US4600993A (en) * 1983-05-27 1986-07-15 Allied Corporation Measuring barometric pressure with a manifold pressure sensor in a microprocessor based engine control system
JPS60178948A (ja) * 1984-02-24 1985-09-12 Honda Motor Co Ltd 内燃エンジンの電子燃料供給制御装置の異常検出表示装置
IT1208538B (it) * 1985-05-14 1989-07-10 Alfa Romeo Spa Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo.
JPS62649A (ja) * 1985-06-25 1987-01-06 Honda Motor Co Ltd 内燃エンジン用制御装置の出力タイミング異常検出方法
DE3540599A1 (de) * 1985-11-15 1987-05-21 Porsche Ag Diagnosesystem fuer ein kraftfahrzeug
DE3543996C2 (de) * 1985-12-13 1995-07-20 Bosch Gmbh Robert Verfahren und Vorrichtung zur Anpassung eines Mehrrechnersystems an verschiedene Anwendungsbedingungen
JPH073403B2 (ja) * 1986-03-27 1995-01-18 本田技研工業株式会社 酸素濃度センサの異常検出方法
US4943924A (en) * 1986-06-27 1990-07-24 Nissan Motor Company, Limited Trouble checking apparatus
DE3943766C2 (de) * 1988-04-11 1999-05-27 Fuji Heavy Ind Ltd Selbstdiagnosesystem
JP2625148B2 (ja) * 1988-04-11 1997-07-02 富士重工業株式会社 車載電子制御装置
WO1990015316A1 (en) * 1989-06-07 1990-12-13 Electra International Pty. Ltd. Computer-aided engine diagnostic system
CA2057046C (en) * 1989-06-07 1999-06-08 Edwin Theodore Schoell Computer-aided engine diagnostic system
JP2877378B2 (ja) * 1989-09-29 1999-03-31 株式会社東芝 パーソナルコンピュータ
JP2915080B2 (ja) * 1990-05-25 1999-07-05 株式会社日立製作所 マルチプロセッサシステムにおけるデータ処理方法
DE102018116048B4 (de) * 2018-07-03 2020-10-01 Samson Aktiengesellschaft Diagnose von möglichen Ursachen für Veränderungen an einem Stellventil

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS522144A (en) * 1975-06-24 1977-01-08 Hitachi Ltd Memory protecting device
JPS53119637A (en) * 1977-03-28 1978-10-19 Nissin Electric Co Ltd Data checking system
JPS5494850A (en) * 1978-01-11 1979-07-26 Nissan Motor Arithmetic processor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579199A (en) * 1969-02-03 1971-05-18 Gen Motors Corp Method and apparatus for fault testing a digital computer memory
US3838264A (en) * 1970-11-25 1974-09-24 P Maker Apparatus for, and method of, checking the contents of a computer store
JPS6041724B2 (ja) * 1977-10-13 1985-09-18 マツダ株式会社 自動車の走行デ−タ集中表示装置
US4245314A (en) * 1978-02-27 1981-01-13 The Bendix Corporation Oxygen sensor qualifier
DE2824190A1 (de) * 1978-06-02 1979-12-06 Bosch Gmbh Robert Mikrorechner-system zur steuerung von betriebsvorgaengen in kraftfahrzeugen, mit einer diagnoseeinrichtung zur ueberpruefung des kraftfahrzeuges
US4245317A (en) * 1978-06-22 1981-01-13 The Bendix Corporation Start and warm up features for electronic fuel management systems
JPS55126841A (en) * 1979-03-23 1980-10-01 Nissan Motor Co Ltd Diagnosing method of controller for motorcar
DE3072043D1 (en) * 1979-04-06 1987-11-19 Hitachi Ltd Electronic type engine control method and apparatus
JPS55138104A (en) * 1979-04-13 1980-10-28 Hitachi Ltd Engine controller
US4271402A (en) * 1979-08-29 1981-06-02 General Motors Corporation Motor vehicle diagnostic and monitoring device having keep alive memory
US4369511A (en) * 1979-11-21 1983-01-18 Nippon Telegraph & Telephone Public Corp. Semiconductor memory test equipment
US4414665A (en) * 1979-11-21 1983-11-08 Nippon Telegraph & Telephone Public Corp. Semiconductor memory device test apparatus
JPS56141534A (en) * 1980-04-07 1981-11-05 Nissan Motor Co Ltd Diagnosis device for concentrated electronic control system of engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS522144A (en) * 1975-06-24 1977-01-08 Hitachi Ltd Memory protecting device
JPS53119637A (en) * 1977-03-28 1978-10-19 Nissin Electric Co Ltd Data checking system
JPS5494850A (en) * 1978-01-11 1979-07-26 Nissan Motor Arithmetic processor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0195973A (ja) * 1987-10-09 1989-04-14 Isuzu Motors Ltd 舵角比制御装置

Also Published As

Publication number Publication date
US4532593A (en) 1985-07-30
EP0065703A2 (en) 1982-12-01
EP0065703A3 (en) 1984-07-25

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