Passat cleaning nozzle throttle valve

Car shake is generally caused by clogged throttle, too much dirt on the throttle, and some bad oil. It has nothing to do with spark plugs.

Or it doesn't matter. If it is caused by climbing a mountain, the car shake is generally caused by the blockage of the air communication valve. If it is done slowly, it is sprayed.

There is a suffocation. If the car is shaking and splashing, the cotton in the fast and slow cars may be mixed with rotten oil. Not only after cleaning the nozzle

Reducing fuel consumption will be a little more, and it may be less in a few days. After washing the gas valve, the car will have more power than before.