I run Alex Pepper's OBD-II Very excellent software and hardwire setup...
In order to track the Manufacturers enhanced data... You must first download the data files off the OBD-II site. Then while you are connected just open the "Enhanced" folder at the top of the program screen. Scroll through the 275+ different things it can track (a lot we can't use on our car - like 4x4 activation and such - it's very indepth!) and find secondary control (I forget what it's called off hand) Just poll it. That simple.
Antiramie - They only way to find if the secondaries pinned are not to your liking on your car is to try it. I had no problems with it. Some have...
For details check out a couple current threads for some good details plus of course the Search will net you a plethora of great threads. I started 2 of them - that will help you find some quicker... Also Brad Noon & Blorton