EP 1350951 A2 20031008 - Apparatus and method for detecting fault in glow plug
Title (en)
Apparatus and method for detecting fault in glow plug
Title (de)
Einrichtung und Verfahren zur Fehlerdetektion in einer Glühkerze
Title (fr)
Dispositif et méthode pour détecter une panne d'une bougie à incandescence
Publication
Application
Priority
JP 2002099128 A 20020401
Abstract (en)
In method and apparatus for detecting a fault in a glow plug provided in a diesel engine, a possibility of a fault in the glow plug is determined without utilizing a forced change in the state of energization of the glow plug for the purpose of diagnosis, before the presence of a fault in the glow plug is determined by utilizing the forced change in the state of energization of the glow plug. The process of determining the presence of the fault is not executed if it is determined in the process of determining the possibility of the fault that there is no possibility of a fault in the glow plug.
IPC 1-7
IPC 8 full level
F02D 41/22 (2006.01); F02D 45/00 (2006.01); F02P 17/00 (2006.01); F02P 19/02 (2006.01); F23Q 7/22 (2006.01)
CPC (source: EP)
F02P 17/00 (2013.01); F02P 19/027 (2013.01); F01N 2900/1621 (2013.01)
Citation (applicant)
- JP H11182400 A 19990706 - ISUZU MOTORS LTD
- JP S5726275 A 19820212 - NIPPON DENSO CO
- JP S58113581 A 19830706 - ISUZU MOTORS LTD, et al
- JP H09291873 A 19971111 - DENSO CORP
- EP 0894976 A2 19990203 - TOYOTA MOTOR CO LTD [JP]
Designated contracting state (EPC)
DE ES FR GB IT
DOCDB simple family (publication)
EP 1350951 A2 20031008; EP 1350951 A3 20060607; JP 2003293926 A 20031015; JP 4051981 B2 20080227
DOCDB simple family (application)
EP 03007258 A 20030331; JP 2002099128 A 20020401