anti-theft chips ?

[Dave Zug]

Yep, or a 1000 rpm rev limit - keep em from joy riding it. I think the 30
second thing is done on a carjack thwart system (aftermarket?) where if you
exit your vehicle with the engine running it will stop running 3 minutes
after someone sits in the seat.


----- Original Message -----
From: Shannen Durphey <shannen at grolen.com>
To: <gmecm at diy-efi.org>
Sent: Thursday, October 05, 2000 4:17 PM
Subject: Re: anti-theft chips ?


> Dave Zug. wrote:
> >
> > Under cranking the line from the FP relay is overridden by the oil
pressure
> > switch and the car will fire right up (crank for 10-15 seconds). Chip
> > security is defeatable by (as said) tow truck or limp home.
> >
> > disconnect speedo = 0 mph.  again, pros will just tow it... amateurs
will
> > bash it up in frustration if they can't steal it.
>
> Maybe better to kill injectors after 30-45 secs of run time if a start
> sequence wasn't followed.  That'd mess your crooks up a little more.
> Shannen
>
> >
> > The address lines thingy is all over the archives.. many
implementations.
> > lookup thumbwheel (is that copyrighted?).. read the areas related to hot
> > switching if you really want to do a nice job... I beleive the archives
> > still leaves a little assumption that you know the basics.
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