There are car Ford Focus 3 2.0L TIVCT, 6DTC450 Powershift.Some functions are open info., you didn't mention your location for the right version or mention what you wanted to look up.
6DCT250 is mounted on automobiles with engine 1.6l, and the gearbox 6DCT450 on auto 2.0l engines.
It should be easy to find out if it's a 250 or 450. Is it a dry or wet ? If it's dry, we're talking about the 250. If it's the wet, we're talking about the 450.Correction on the Powershift unit, it is called the 6DCT250 not 450.
Sorry cannot assist you with your ETIS question.
If you said your engine is the 2.0 Ti-VCT then your Powershift is the dry dual clutch 6DCT2506DCT250 is mounted on automobiles with engine 1.6l, and the gearbox 6DCT450 on auto 2.0l engines.