That's right:

What The Fuck?!

All the quirky Saab (tuning) things we encounter doing our projects, here it is.

You will probably only find this while using Google, but nevertheless hope it helps!

Open SID info does not work with a defective outside temperature sensor (Trionic 7 Saab).

So when your open SID is not working while enabled, chances are your SID reads ---- where you should be able to read what the temperature is outside of the car.