[s-cars] OmniRemote and UrS4 IR keys

[Joseph Pizzimenti]

Hmm, brings to mind the question:  

Is Igor busy this week?  I'm sure he can figure it
out, but he's an RF man.

Joe, if it can be engineered, it can be reverse
engineered, Pizzo

--- Mark Strangways <strangconst at rogers.com> wrote:
> That explains a few things...
> Also the system deliberately forgets the code after
> a week or so.
> 
> Just open the door with the key and lock with the IR
> remote.
> Mark
> ----- Original Message ----- 
> From: "Franco Barber" <feb at febsun.cmhnet.org>
> To: "Marc Gorelick" <marc at frogville.net>
> Cc: <s-car-list at audifans.com>
> Sent: Sunday, May 09, 2004 1:10 AM
> Subject: Re: [s-cars] OmniRemote and UrS4 IR keys
> 
> 
> > On Sun, May 09, 2004 at 12:04:11AM -0400, Marc
> Gorelick wrote:
> > > My theory is that there is some sort of
> rolling-code or other security
> > > system in the key--something that would keep a
> learning remote from
> working
> > > more than one time.
> >
> > It is a rolling code.  There is little information
> available, but the
> > hints from the warnings in the owners manual tell
> you that the code
> > transmitted has a rolling part that advances each
> time you press the
> > button on the remote.
> >
> > The owners manual warns you that if you press the
> button on the remote
> > key too many times while you are away from the car
> that the car might
> > not recognize the remote key the next time you try
> to use it on the car.
> >
> > In that case, you can re-sync car and key by going
> through a simple
> > re-sync process.  A different process than that
> which is
> > needed to add a new remote key in the first place.
> >
> > Franco
> >
> >
> > -- 
> > Franco Barber                  
> feb at febsun.cmhnet.org
> > 95 A6Q w/Gamma CD mit RDS!      Columbus, Ohio 
> USA
> > 95 A6Q 5spd w/HCB-30 bluetooth car kit!
> > _______________________________________________
> > S-CAR-List mailing list
> > S-CAR-List at audifans.com
> >
> http://www.audifans.com/mailman/listinfo/s-car-list
> 
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