Does it matter if the blade in the middle of the throttle is not used?

Yes Throttle is the most important part of EFI automobile engine system, and the middle blade will affect the engine and prevent the problem of unstable idle speed, which is very important, but it will have an impact if it is not used. Throttle is a controllable valve that controls air to enter the engine. After the air enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, and the combustion is successful.