08 Honda Accord 2.0L After cleaning the throttle, what is the unstable idle speed?

First, the idle valve is too dirty and the cleaning is not thorough;

Second, there may be too much cleaning agent left in the cleaning process, which is not completely burned;

Third, it is caused by poor sealing of throttle body;

Fourth, computer data matching has not been re-executed. It is recommended to go to the repair shop for inspection and handling.