IT1208538B - Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo. - Google Patents

Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo.

Info

Publication number
IT1208538B
IT1208538B IT8520681A IT2068185A IT1208538B IT 1208538 B IT1208538 B IT 1208538B IT 8520681 A IT8520681 A IT 8520681A IT 2068185 A IT2068185 A IT 2068185A IT 1208538 B IT1208538 B IT 1208538B
Authority
IT
Italy
Prior art keywords
microcalculator
self
vehicle
motor
control system
Prior art date
Application number
IT8520681A
Other languages
English (en)
Other versions
IT8520681A0 (it
Inventor
Renato Saglimbeni
Daniele Casagrande
Original Assignee
Alfa Romeo Spa
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 Alfa Romeo Spa filed Critical Alfa Romeo Spa
Priority to IT8520681A priority Critical patent/IT1208538B/it
Publication of IT8520681A0 publication Critical patent/IT8520681A0/it
Priority to EP86200662A priority patent/EP0212682A1/en
Priority to US06/853,959 priority patent/US4896276A/en
Application granted granted Critical
Publication of IT1208538B publication Critical patent/IT1208538B/it

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
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
IT8520681A 1985-05-14 1985-05-14 Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo. IT1208538B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT8520681A IT1208538B (it) 1985-05-14 1985-05-14 Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo.
EP86200662A EP0212682A1 (en) 1985-05-14 1986-04-18 Self-diagnosis device and process for a micro-computer control system for a motor-vehicle internal combustion engine
US06/853,959 US4896276A (en) 1985-05-14 1986-04-21 Self-diagnosis device and process for a micro-computer control system for a motor-vehicle internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8520681A IT1208538B (it) 1985-05-14 1985-05-14 Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo.

Publications (2)

Publication Number Publication Date
IT8520681A0 IT8520681A0 (it) 1985-05-14
IT1208538B true IT1208538B (it) 1989-07-10

Family

ID=11170476

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8520681A IT1208538B (it) 1985-05-14 1985-05-14 Dispositivo e procedimento di autodiagnosi di un sistema di controllo a microcalcolatore per un motore a c.i. di un autoveicolo.

Country Status (3)

Country Link
US (1) US4896276A (it)
EP (1) EP0212682A1 (it)
IT (1) IT1208538B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3701699A1 (de) * 1987-01-22 1988-08-04 Bosch Gmbh Robert Verfahren zur ansteuerung eines rechnergesteuerten stellgliedes sowie mit einem stellglied gekoppelter rechner
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
JP2819836B2 (ja) * 1991-01-23 1998-11-05 日産自動車株式会社 内燃機関の自己診断装置
US5453939A (en) * 1992-09-16 1995-09-26 Caterpillar Inc. Computerized diagnostic and monitoring system
US5369392A (en) * 1992-09-16 1994-11-29 Caterpillar Inc. Method and apparatus for indicating faults in switch-type inputs
JPH06174600A (ja) * 1992-09-16 1994-06-24 Caterpillar Inc 状態変化を表示する方法および装置
JP3505760B2 (ja) * 1993-02-18 2004-03-15 株式会社デンソー 車両の自己診断装置
DE4438714A1 (de) * 1994-10-29 1996-05-02 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Antriebseinheit eines Fahrzeugs
JP3613028B2 (ja) * 1998-10-08 2005-01-26 株式会社デンソー メモリチェック装置及びチェック方法
DE19917208A1 (de) * 1999-04-16 2000-10-19 Bosch Gmbh Robert Verfahren und Vorrichtung zur Überwachung eines Rechenelements in einem Kraftfahrzeug
US6259981B1 (en) 1999-06-17 2001-07-10 Thomas J. Wilcosky Caution/warning system for displaying system malfunctions/faults in a night-time viewing mode
FR2891093B1 (fr) * 2005-09-16 2007-10-26 Schneider Electric Ind Sas Declencheur electronique pourvu de moyens de surveillance, disjoncteur comportant un tel declencheur et procede de surveillance.
DE102009027923A1 (de) * 2009-07-22 2011-01-27 Robert Bosch Gmbh Verfahren zum Betreiben eines Steuergeräts

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919885A (en) * 1972-03-24 1975-11-18 Harbeke Gerold J Apparatus for dynamically analyzing an electronic fuel injection system and the associated engine parts
JPS5410813A (en) * 1977-06-27 1979-01-26 Toshiba Corp Tester for electronic controller of automobile
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
US4200224A (en) * 1978-08-21 1980-04-29 Bell & Howell Company Method and system for isolating faults in a microprocessor and a machine controlled by the microprocessor
JPS55128641A (en) * 1979-03-23 1980-10-04 Nissan Motor Co Ltd Controlling system for vehicle
JPS566134A (en) * 1979-06-28 1981-01-22 Nissan Motor Co Ltd Diagnostic unit of controller for car
JPS5695738A (en) * 1979-12-26 1981-08-03 Nippon Denso Co Ltd Method and apparatus for indicating and disposing of abnormal condition
JPS57187751A (en) * 1981-05-13 1982-11-18 Hitachi Ltd Vehicle engine controller
DE3249367C1 (en) * 1982-02-05 1988-05-26 Robert Bosch Gmbh, 7000 Stuttgart, De Method and device for checking microcomputer-controlled switching devices of control devices in motor vehicles
JPS5932631A (ja) * 1982-08-17 1984-02-22 Honda Motor Co Ltd 内燃エンジンの燃料ポンプ制御装置
US4479161A (en) * 1982-09-27 1984-10-23 The Bendix Corporation Switching type driver circuit for fuel injector
DE3313688A1 (de) * 1983-04-15 1984-10-25 Zahnräderfabrik Renk AG, 8900 Augsburg Elektronische steuereinrichtung fuer eine antriebsanlage
JPS6011657A (ja) * 1983-06-30 1985-01-21 Honda Motor Co Ltd 内燃エンジンの運転パラメ−タセンサの計測系異常検出装置

Also Published As

Publication number Publication date
IT8520681A0 (it) 1985-05-14
US4896276A (en) 1990-01-23
EP0212682A1 (en) 1987-03-04

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950524