| 摘要 |
Provided is an abnormality determination device that can decrease the overall time required for abnormality determination of a plurality of devices that is performed with the supply of evaporated fuel to an intake system stopped, whereby the frequency of execution of the determination can be increased and the evaporated fuel treating capability of an evaporated fuel treatment device can be increased. If first and second execution conditions are both satisfied, first and second determination operations for respectively determining abnormality in first and second devices are executed with the supply of evaporated fuel stopped. Upon completion of the first determination operation, the second determination operation is started with the supply of evaporated fuel continuously stopped if the second execution condition is satisfied. |
