Only thing I can think of is the satellite tracking device that the NSA
installed in your car, they are known to make clicking noises.

On a more serious note, 300mA is too much. I have about 40mA with a
security system installed. Could there be a trunk light stuck on?

Elan7eOwner wrote:
>
> OK I did some more tests and found that the noise is coming from the end of
> the door away from the hinge where the speaker is located. And no, no power
> door locks either.
>
> I also discovered that the noise doesnt actually come from the headlight
> switch. It actually was happenning when I disconnected the negative battery
> cable and was touching it momentarily to the negative terminal of the
> battery -- it would click inside the door.
>
> My bad to think it was the headlight. (because the lights were short
> circuited on)
> Still , wtf?
>
> btw, is a 300ma current ok when everything is off? I even tried pulling all
> the fuses under the dash but the current draw stayed constant at 300ma.