Good afternoon forum people, I need to make a consultation: I have a Coupe C4 VTS to which two months ago the water pump only, (towards noise), because the rest of the distribution would be for the second change within 20,000 km. Already when I took her out of the workshop I noticed that she was out of point and that at times regulated badly, apart from loss of power. I took it again, opened the distribution, placed the obstacles and put it ready but the fault continues (regulates badly, sometimes heads, loss of power that sudden Last times after changing the water pump