That is a mystery... trying to think what could cause that.
The porch light is 12v... and you said the switch is off - so something would need to be backfeeding 12v somehow when plugged into pedestal only??
Nothing coming to mind - but be curious to see what it turns out to be.
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Greg
Not yet retired...
Florida (Michigan transplant)
2014 Hurricane 32A
2000 Infinity (previous)
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