Although the Focus ST is a world vehicle, there are some differences by region. The non-North American (Australia, South Africa, China, etc) use a Volvo MAP sensor as shown below. This sensor is not compatible with our current Ford Focus ST FMIC. However, the US version of the sensor is a plug and play option that will work and will not adversely affect the vehicle.
Here is the North American version of the MAP sensor in the FMIC: