| 摘要 |
PROBLEM TO BE SOLVED: To accurately detect whether correction information on each injector written to a control unit is correct.SOLUTION: A control unit 20 of a common rail fuel injection system comprises: a storage section 20a storing correction information set to each of a plurality of set pressures in response to injection properties per injector; a pressure selection section 20c selecting the set pressure from among the plurality of set pressure; a pressure regulation section 20d regulating a pressure in a common rail to the selected set pressure; a control section 20b exerting a fuel injection control per injector using the correction information in a state in which the pressure regulation section 20d regulates the pressure in the common rail; and a determination section 20f determining whether the correction information is correct if the control section 20b exerts the fuel injection control per injector. |
