if you open the bonnet there is a large black plastic panel nearest the windscreen the covers from the windscreen to the bulkhead, you will need to remove this.
When this is removed you will see the ECU and the back of the clutch master cylinder too in the same area (drivers side)
https://www.auto-doc.ie/valeo/10381931?utm_source=email&utm_medium=email&utm_campaign=orderConfirmation&utm_term=link2&deep_link=orderConfirmation&kmtx_hash=eyJtaWQiOiJ1aWQtNjZiNjRhYjY3NDNkNjQuMjA1NDg2NTQiLCJob3N0IjoiYXV0by1kb2MuaWUiLCJjaWQiOjE0OTU1NzkyMiwidHlwZSI6Im9yZGVyQ29uZmlybWF0aW9uIn0%3D
That's it there. "original part" but not genuine I'd imagine