[AT] OT

[Indiana Robinson]

Does that one have passenger sensors in the seats? There were some at one
time that a briefcase or heavy book left on the seat would keep a small
drain on the battery... ???
On May 22, 2015 11:40 AM, "Spencer Yost" <yostsw at atis.net> wrote:

> My guess:
>
> Some systems are more sensitive to voltage variation than others.  His
> entry system may require a full 12v to operate (ie 11.8 won't do).   Any
> resistance/connector issue(check the grounds as farmer would say) could
> conceivably conspire to drop the voltage to the entry receiver/computer to
> less than 12v.    Especially if the battery is at the end of it serviceable
> life where resting voltage drops are common.
>
> Charging the battery would fix it, as he is finding.  It raises the
> baseline voltage.  I'll bet the problem would go away with a new battery
> too.
>
> But ultimately I think it's the battery.   A truck sitting for just a few
> days should not have a resting, baseline voltage low enough to affect
> electronics.   So check the battery first, connectors and grounds next.
>
> A good test is to measure the voltage when it happens, and again after the
> charge and the system works.  The numbers may surprise you.
>
>
> Good luck,
>
> Spencer
>
> > On May 21, 2015, at 21:44, Richard Fink Sr <rfinksr at verizon.net> wrote:
> >
> > Can any one on the list tell me if a 2012 ford pickup has a chip in the
> > key that would be affected by a microwave or cell phone and disable it.
> > I have a friend that has this truck and if let sit for about 2 days the
> > key fob won,t operate, but the dealer says  it is caused by key, And
> > have replaced the truck battery said reprogrammed the key and said
> > fixed. But continues, charge the battery for about 1 hour @ 10amp all
> > works ok????????????
> > Thanks
> > R Fink
> > PA
> >
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