[s-cars] EDL fill me in

[Cody Forbes]

Steve Voit wrote:
> Can someone explain exactly what the EDL does or purports to do?
> Which diff? Lock under what conditions?  How?
>
> Why is it the later cars don't have a switch?

http://en.wikipedia.org/wiki/Quattro_%28all_wheel_drive_system%29#quattro_generation_IV

-Cody Forbes
http://www.5000tq.com
'87 5ktq - Fast.
'87 5ktq QLCC'd plus some
'86 5ktqCD
'86 5k
'86 5k