You can cut the field, BUT, the charge wire is STILL HOT ALL THE TIME!
What are the termination points for that charge wire? You running that through a toggle as well?
Here's a method that lots of people use and passes tech. See where the issue may lie?
[URL="http://img.photobucket.com/albums/v655/crackedback/Electrical/trunkbattwire1.jpg"][/URL]