Any car that can record audio in the cabin could have information about your sexual activity. Could also argue it based on location data.
Some laws require discussing very specific lists of categories of information they might have. I'm guessing this is a completionist CYA lawyer accounting for this.
They’re just including everything to be clear that you have no privacy in this agreement, so they don’t have to think about it too much when they realize there’s something more they can collect.
Well, there's the old cliche of someone being conceived in the back seat of their grandparent's Chevy... so a little extra DSP analysis with the seat occupancy sensors? :-)