Exhaust system problems, the appearance does not appear, the instrument shows fault
Resulting in a lot of reasons for the instability of the engine work, therefore, in the actual work but also according to the specific circumstances of the analysis in order to accurately identify the cause of the problem and solve the problem
Landlord what you say is the exhaust system of the equipment.
Engine work is not smooth, a direct impact on the car's power and economy, as well as passenger ride comfort, increase vehicle emissions and so on.
