Title:
CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2006090151
Kind Code:
A
Abstract:
To prevent malfunction at the time of executing a purge processing for fuel evaporative emission, in an internal combustion engine provided with a cylinder injection injector and an intake passage injection injector.
When a requirement to change over to cylinder injection or port injection is detected (YES in S100) and a purge control flag is in an ON state (YES in S120), an engine ECU executes a program including a step (S130) of reducing a purge flow rate, a step (S150) of executing a processing for changing over to the cylinder injection or port injection, and a step (S170) of gradually increasing the reduced purge flow rate to a target purge flow rate after lapse of time previously set from injection changeover (YES in S160).
Inventors:
NOMURA HIROYUKI
MASHIKI ZENICHIRO
MASHIKI ZENICHIRO
Application Number:
JP2004273765A
Publication Date:
April 06, 2006
Filing Date:
September 21, 2004
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
F02M25/08; F02D41/04; F02D41/34; F02M63/00
Attorney, Agent or Firm:
Kuro Fukami
Toshio Morita
Takao Matsuyama
Tadashi Muto
Toshio Morita
Takao Matsuyama
Tadashi Muto