Hondata

I've noticed that in a couple of < 2005 S2000 calibrations I've seen, the VTEC pressure switch enable box is not ticked. In the later 2006-2009 dual wired Pro it is ticked.
Questions:
is this correct that the 1999-2005 S2000 Pro has the VTEC sensor disabled by default?
Does this mean that the ...

Anybody get one of these working on the serial inputs? I'm in the middle of removing my PLX sensors and replacing them with AEM. The PLX weren't visible in sunlight (convertible) and frequently failed to work. I loved the serial output though.

I searched quite a bit, but the closest answer I could ...