Quote:
Originally Posted by wparsons
^^ That's the EBFD system giving the loose side of the diff some resistance. A Torsen diff requires some resistance on the low traction side and if there isn't enough resistance it'll unload like an open diff. To stop this the ECU will apply a bit of brake to keep the diff from unloading. It's not a stability thing, it's a keep the diff from unloading thing.
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I am not new to this technology at all. In fact, I wrote one of the best writeups on all of the 4wd systems for the newest generation of Grand Cherokee and this is a feature of the system (except they call them brake locking differentials).
http://www.jeepforum.com/forum/f309/...stems-1177616/
Here is my basic info compilation thread for when that subforum first started. I had some awesome tech articles and this one got stickied (and links to others).
http://www.jeepforum.com/forum/f309/...ation-1173618/