[V8] 4.2 V8Q at Winter Driving School

[Tony and Lillie]

>
> Generation III (1990-94 Audi V8):
> Open front differential; Planetary gear center with
> electronically-controlled multi-plate locking clutch
> (Torsen center differential with manual-transmission);
> Torsen rear differential.
>

Yes, and what that means is, it relies on a difference in speed from the ABS 
sensors in order to lock up. From my experience, if the ABS doesn't work, it 
will remain locked.

Tony Hoffman