Jim,
Thanks for the info. Parasitic draw was closer to 10 mA. One thing I
did notice was that the battery voltage had dropped overnight. The last
time I measured the voltage on the battery yesterday, it 12.8v and I
left the negative terminal disconnected. This morning it was 10.6v.
Jay
Jim Warman wrote:
> When measuring parasitic draw, the car needs to be "prepared"
beforehand. It
> can take up to 45 minutes for all modules to "go to sleep". Something as
> simple as opening a door can wake a module up.
>
> Preferred method... open all the doors and trip the latches so that the
GEM
> "sees" them as being closed. Make your connections with your ampmeter
and
> leave the car for at least 45 minutes. When you pull fuses, start with
the
> CJB (underdash fuse panel)... Keep track - once a fuse is removed - do
not
> reinstall it until the process is finished. If the fuse is reinstalled
too
> early, it can wake a module up and skew your test results....
>
>
> "Jay" <kcalbin@[EMAIL PROTECTED]
> wrote in message
> news:1IWdnbGitq8nBTLanZ2dnUVZ_vGinZ2d@[EMAIL PROTECTED]
>> Hello folks,
>> I have a 95 Explorer 4 door XLT with manual transmission and 133,000
>> miles. I was in Ottawa on business last week and my wife called and
told
>> me that Exp. was barely turning over when she tried to start it, but it
>> would run fine when it did start. When I got home and tried to start
it,
>> it would even turn over. A volt meter across the battery read 9.2
volts.
>> So I removed the battery and charged it and reinstalled it. I then
>> measured the current draw with the key out of the ignition. I got a
>> reading of 390 mA. This seems to be excessive. I believe I read that
the
>> draw should be no more than 50 mA. I verified that all of the interior
>> lights were off. I then went to the power distribution panel and
started
>> removing fuses. Current draw went to zero when I pulled the 60A I/P
fuse
>> panel fuse. I reinstalled that fuse and went to the fuse panel inside.
>> When I pulled fuse 27 the current draw dropped to 220 mA. I think this
is
>> the fuse that protects the interior lights. When I pulled fuse 25,
>> current went to zero. This fuse protects the always hot, 12v feed to
the
>> GEM. So I think I have sort of isolated the problem, but I don't know
>> what to do now? Does anyone have an suggestions or ideas? Thanks.
>>
>> Jay
>
>
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