| 摘要 |
PROBLEM TO BE SOLVED: To make compatible purification of exhaust gas of an engine, improvement of efficiency and improvement of warm-up characteristics. SOLUTION: In the engine for performing EGR, an exhaust reflux pipe to an intake pipe and an exhaust pipe are communicated with each other by a connecting pipe, and an adjusting valve for adjusting the amount of exhaust gas flowing in the connecting pipe is arranged on the connected part. |
