[200q20v] (no subject)

[Kneale Brownson]

You'd have both steering and brakes, but no assist.  Just like we used to 
drive before power-everything.

The vacuum-assist braking systems in  Audi 4K's would get you stopped OK if 
the engine quit at speed.



At 06:32 PM 04/10/2001 -0700, Derek Pulvino wrote:

>Kneale,
>
>God lord! No steering, and no brakes?  Hope next time a "panic stop" comes 
>up, my car doesn't decide it's time to simultaneously stop running.  Now 
>that'd be one in a million.
>
>If the tbv goes out, guess it'll be time to replace it or the bomb, stat!
>
>Although I guess a bad vacuum assist system would also loose strength with 
>the engine running, I wonder how much reserve assist is in one of those 
>systems.
>
>Derek P
>
><<< Kneale Brownson <knotnook at traverse.com>  4/10  8:27a >>>
>At 11:09 PM 04/09/2001 -0700, Derek Pulvino wrote:
>
> >Differing here though from your testimony, my "bomb" does not pass the
> >stringent "good bomb" tests.
> >
> >I also agree with Mr. 85k milers synopsis- it's not a problem; car's been
> >doing it since I purchased (35k'ish miles), and as to be attested in a
> >story to follow, panic stops are not an issue.
>
>
>Panic stopping is not the problem.  It's panic stopping with the engine
>shut down for whatever reason and no longer turning the hydraulic pump to
>supply boost.  If you bomb doesn't hold pressure immediately after the
>engine is turned off,  you no longer have boosted braking if the engine
>quits while you're going at any typical highway speed.  You have unassisted
>hydraulic brakes.
>
>
>
>