| 摘要 |
PROBLEM TO BE SOLVED: To provide an engine control device of a construction machine capable of executing auto-stop control without degrading a function of an exhaust emission control system, in the engine control device of the construction machine including the exhaust emission control system executing the auto-stop control.SOLUTION: In an engine control device including an exhaust emission control system disposed on an exhaust pipe 21 of an engine 20 and provided with oxidation catalysts 30, DPF31 successively from an upstream portion, the engine 20 is automatically stopped in a car body state where the engine 20 can be automatically stopped without problems, and when an exhaust gas temperature of the upstream of the oxidation catalyst 30 is a prescribed value or more. |
