Why can't Dongfeng Da Yue Kia Maxima oil needle come back?

Floating fuel tank If there is something sticky on the throttle valve of carburetor, the gasoline used is probably not good. It is best to change gasoline and refuel at another gas station, and then thoroughly clean the fuel tank, fuel tank switch, gasoline filter, oil pipe, intake pipe between carburetor and engine, carburetor, otherwise too much sticky things may jam the valve and the piston will bend.