So is that a wireless thing, or is there actually a circuit and contacts that are inserted into the slot?
On Fri, 10 Jul 2009, Scott Howell wrote: > There is a battery that allows the key fob, which may be integrated > into the key, to unlock the doors etc. There is a chip typically in > the key (in the portion that hangs out of the ignition slot) that > tells the vehicle basically this key belongs to me and I can start > with this key. Otherwise, it would not start or may run for a few > seconds and stop. That requires no battery and I suspect it is sort of > a proximity thing where the key has to be so close or in the ignition > to function. > On Jul 10, 2009, at 8:54 AM, Brice wrote: > >> >> >> Does anyone know how an ignition key can open and lock a car? My >> wife asked >> me that yesterday and I had know answer for her other than it may >> have some >> kind of battery in it that may get charged as it's in the ignition. >> Ours >> even has what they call a panic button. >> >> __________ Information from ESET Smart Security, version of virus >> signature database 4231 (20090710) __________ >> >> The message was checked by ESET Smart Security. >> >> http://www.eset.com >> >> >> > > > > [Non-text portions of this message have been removed] > >
