What should I do if there is oil foam in Chery qq exhaust pipe?

1, the complete solution is to replace the valve cover with a larger top opening, and then the continuous work and materials will cost 200+.

2. The right scheme is to unplug the exhaust pipe connected with the air filter pipe, seal the opening of the hotel above and put the exhaust pipe under the car. When the speed is low, there is oil smell circulating outside, so it is okay to run, and the smell is blown away by the wind, and the fuel consumption will increase;

3, regularly open the hole on the valve cover, or spray cleaning agent, this method can only solve the problem temporarily.

4. No matter whether the upward hole of the valve cover is blocked or not, just install an oil pot between the coarse exhaust pipe and the air filter pipe to filter the engine oil, and the gasoline can re-enter the intake pipe to participate in combustion.