Hi Extrella, look there are several things that Saver, all vehicles that are heated when using the air conditioning works another fan that helps to cool the refrigerant, you have to keep in mind that the filling of this type of depocitos is not until the top, since if you do this, the excess will be bounced by the cover, you just have to fill it up to half Systems are purged but you have to fill them cold, if it is not passed, to check the compression of the cylinders to rule out that it is going to combustion because the packaging is blown, or the cylinder head crooked, if it boots the liquid only when you stop the car check the pump, the cover is also important because the system pressurizes the system.