Hello, I have a mesh with my corolla, it results that 2 days ago I started to present problems what happens is that when the car is heard, I hear the revolutions go down and the revolutions suffer and I do not know what it will be because I thought that perhaps the injectors were dirty and I bought an additive but it turns out that it still does the same thing now does not know if the spark plugs will be It will be perhaps someone would help me with my problem