ITTO930646A0 - METHOD OF DIAGNOSIS OF MALFUNCTIONS OF THE HIGH PRESSURE CIRCUIT OF HIGH PRESSURE INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES - Google Patents
METHOD OF DIAGNOSIS OF MALFUNCTIONS OF THE HIGH PRESSURE CIRCUIT OF HIGH PRESSURE INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINESInfo
- Publication number
- ITTO930646A0 ITTO930646A0 IT93TO646A ITTO930646A ITTO930646A0 IT TO930646 A0 ITTO930646 A0 IT TO930646A0 IT 93TO646 A IT93TO646 A IT 93TO646A IT TO930646 A ITTO930646 A IT TO930646A IT TO930646 A0 ITTO930646 A0 IT TO930646A0
- Authority
- IT
- Italy
- Prior art keywords
- high pressure
- malfunctions
- diagnosis
- internal combustion
- combustion engines
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title 1
- 238000003745 diagnosis Methods 0.000 title 1
- 238000002347 injection Methods 0.000 title 1
- 239000007924 injection Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
- F02D41/3836—Controlling the fuel pressure
-
- 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
-
- 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
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2024—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control switching a load after time-on and time-off pulses
- F02D2041/2027—Control of the current by pulse width modulation or duty cycle control
-
- 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
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
- F02D2041/223—Diagnosis of fuel pressure sensors
-
- 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
- F02D2041/224—Diagnosis of the fuel system
-
- 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
- F02D2041/224—Diagnosis of the fuel system
- F02D2041/225—Leakage detection
-
- 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
- F02D2041/228—Warning displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0602—Fuel pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2250/00—Engine control related to specific problems or objectives
- F02D2250/31—Control of the fuel pressure
-
- 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
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930646A IT1261575B (en) | 1993-09-03 | 1993-09-03 | METHOD OF DIAGNOSIS OF MALFUNCTIONS OF THE HIGH PRESSURE CIRCUIT OF HIGH PRESSURE INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES |
JP50796095A JP3727339B2 (en) | 1993-09-03 | 1994-09-02 | Fault diagnosis method in high pressure circuit of internal combustion engine high pressure injection device |
DE69409222T DE69409222T2 (en) | 1993-09-03 | 1994-09-02 | METHOD FOR DETERMINING FAULTS IN THE HIGH PRESSURE CIRCUIT OF A HIGH PRESSURE FUEL INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE |
EP94927543A EP0668966B1 (en) | 1993-09-03 | 1994-09-02 | Method of diagnosing malfunctioning of the high-pressure circuit of internal combustion engine high-pressure injection systems |
PCT/EP1994/002922 WO1995006814A1 (en) | 1993-09-03 | 1994-09-02 | Method of diagnosing malfunctioning of the high-pressure circuit of internal combustion engine high-pressure injection systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930646A IT1261575B (en) | 1993-09-03 | 1993-09-03 | METHOD OF DIAGNOSIS OF MALFUNCTIONS OF THE HIGH PRESSURE CIRCUIT OF HIGH PRESSURE INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO930646A0 true ITTO930646A0 (en) | 1993-09-03 |
ITTO930646A1 ITTO930646A1 (en) | 1995-03-03 |
IT1261575B IT1261575B (en) | 1996-05-23 |
Family
ID=11411710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO930646A IT1261575B (en) | 1993-09-03 | 1993-09-03 | METHOD OF DIAGNOSIS OF MALFUNCTIONS OF THE HIGH PRESSURE CIRCUIT OF HIGH PRESSURE INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0668966B1 (en) |
JP (1) | JP3727339B2 (en) |
DE (1) | DE69409222T2 (en) |
IT (1) | IT1261575B (en) |
WO (1) | WO1995006814A1 (en) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5493902A (en) * | 1994-03-02 | 1996-02-27 | Ford Motor Company | On-board detection of pressure regulator malfunction |
US5499538A (en) * | 1994-03-03 | 1996-03-19 | Ford Motor Company | On-board detection of fuel pump malfunction |
DE19521791A1 (en) * | 1995-06-15 | 1996-12-19 | Daimler Benz Ag | Method for detecting malfunctions in a fuel injection system of an internal combustion engine |
DE19534051A1 (en) * | 1995-09-14 | 1997-03-20 | Bosch Gmbh Robert | Method of operating a fuel injector |
DE19547647A1 (en) * | 1995-12-20 | 1997-06-26 | Bosch Gmbh Robert | Method and device for monitoring a fuel metering system of an internal combustion engine |
DE19548280A1 (en) * | 1995-12-22 | 1997-06-26 | Bosch Gmbh Robert | Method and device for controlling an internal combustion engine |
DE19604552B4 (en) * | 1996-02-08 | 2007-10-31 | Robert Bosch Gmbh | Method and device for controlling an internal combustion engine |
DE19613184C2 (en) * | 1996-04-02 | 1998-01-22 | Daimler Benz Ag | Method for detecting malfunctions in a fuel injection system |
WO1997049909A1 (en) * | 1996-06-26 | 1997-12-31 | Robert Bosch Gmbh | Process for operating a fuel injection device |
DE19634982C2 (en) * | 1996-08-29 | 2002-10-10 | Siemens Ag | Method for monitoring a fuel pressure |
DE19703891B4 (en) * | 1997-02-03 | 2008-07-31 | Robert Bosch Gmbh | Method and device for detecting a leak |
DE19726183A1 (en) * | 1997-06-20 | 1998-12-24 | Bosch Gmbh Robert | Method and device for monitoring a fuel metering system |
DE19834660A1 (en) * | 1998-07-31 | 2000-02-03 | Bosch Gmbh Robert | Method and device for monitoring a fuel metering system |
DE19937962A1 (en) * | 1999-08-11 | 2001-02-15 | Bosch Gmbh Robert | IC engine common-rail fuel injection system control method monitors valve inserted between high pressure and low pressure regions for indicating fault |
DE10031066C2 (en) * | 2000-06-26 | 2002-05-02 | Siemens Ag | Injection system for an internal combustion engine and method for operating an injection system |
IT1321068B1 (en) * | 2000-11-14 | 2003-12-30 | Fiat Ricerche | METHOD OF DIAGNOSIS OF LOSSES IN A COMMON MANIFOLD INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE. |
DE10146474B4 (en) * | 2001-09-21 | 2005-10-06 | Robert Bosch Gmbh | Method and device for diagnosing a pressure damper |
DE10147189A1 (en) | 2001-09-25 | 2003-04-24 | Bosch Gmbh Robert | Method for operating a fuel supply system for an internal combustion engine of a motor vehicle |
US6715468B2 (en) * | 2001-11-07 | 2004-04-06 | Denso Corporation | Fuel injection system |
DE10259797A1 (en) | 2002-12-19 | 2004-07-15 | Siemens Ag | Device and method for detecting faults in a fuel injection system |
DE102004022115A1 (en) | 2004-05-05 | 2005-11-24 | Robert Bosch Gmbh | Method for introducing a reagent into an exhaust duct of an internal combustion engine and device for carrying out the method |
DE102004037963A1 (en) | 2004-08-05 | 2006-03-16 | Robert Bosch Gmbh | test methods |
WO2006040617A1 (en) * | 2004-10-12 | 2006-04-20 | Ford Otomativ Sanayi Anonim Sirketi | A method and apparatus for monitoring fuel injection |
JP4746510B2 (en) | 2006-02-21 | 2011-08-10 | 愛三工業株式会社 | Load drive system abnormality diagnosis system and fuel pump control system |
JP4591390B2 (en) * | 2006-03-27 | 2010-12-01 | 株式会社デンソー | Pump fault diagnosis device |
DE102008024955B3 (en) * | 2008-05-23 | 2009-12-24 | Continental Automotive Gmbh | Method for detecting a malfunction of a rail pressure sensor in a common rail injection system |
SE536319C2 (en) * | 2011-12-13 | 2013-08-20 | Scania Cv Ab | Device and method for fault detection in a fuel supply system of a motor vehicle |
EP2791496B1 (en) * | 2011-12-13 | 2017-09-20 | Scania CV AB | Device and method for fault detection in a fuel supply system of a motor vehicle |
US8775052B2 (en) | 2011-12-15 | 2014-07-08 | GM Global Technology Operations LLC | Sensors bias detection for electronic returnless fuel system |
DE102016205481A1 (en) * | 2016-04-04 | 2017-10-05 | Bayerische Motoren Werke Aktiengesellschaft | Method for leak testing a high-pressure fuel injection device |
DE102018217327B4 (en) * | 2018-10-10 | 2023-10-12 | Vitesco Technologies GmbH | Method and device for checking the plausibility of the functionality of a high-pressure sensor of a high-pressure fuel injection device of a motor vehicle |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3301742A1 (en) * | 1983-01-20 | 1984-07-26 | Robert Bosch Gmbh, 7000 Stuttgart | SAFETY DEVICE FOR AN INTERNAL COMBUSTION ENGINE |
DE4103840B4 (en) * | 1991-02-08 | 2011-02-10 | Robert Bosch Gmbh | Error monitoring method |
JP3033214B2 (en) * | 1991-02-27 | 2000-04-17 | 株式会社デンソー | Accumulation type fuel supply method and apparatus by a plurality of fuel pumping means, and abnormality determination apparatus in equipment having a plurality of fluid pumping means |
JPH0569374U (en) * | 1992-02-28 | 1993-09-21 | 富士重工業株式会社 | In-cylinder direct injection engine abnormality warning device |
-
1993
- 1993-09-03 IT ITTO930646A patent/IT1261575B/en active IP Right Grant
-
1994
- 1994-09-02 EP EP94927543A patent/EP0668966B1/en not_active Expired - Lifetime
- 1994-09-02 DE DE69409222T patent/DE69409222T2/en not_active Expired - Lifetime
- 1994-09-02 WO PCT/EP1994/002922 patent/WO1995006814A1/en active IP Right Grant
- 1994-09-02 JP JP50796095A patent/JP3727339B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3727339B2 (en) | 2005-12-14 |
EP0668966A1 (en) | 1995-08-30 |
IT1261575B (en) | 1996-05-23 |
DE69409222T2 (en) | 1998-07-16 |
DE69409222D1 (en) | 1998-04-30 |
EP0668966B1 (en) | 1998-03-25 |
JPH08503053A (en) | 1996-04-02 |
WO1995006814A1 (en) | 1995-03-09 |
ITTO930646A1 (en) | 1995-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970929 |