F1 third brake light won't stop F1-ing

Originally Posted by NorthStyle

Backstory: I installed an "F1" module on my third brake light some time ago where it would have 3x quick flashes, 3x slow flashes, then steady. I eventually installed the 4th brake light/fog light on my Nismo bumper and relocated the module from the 3rd to 4th brake light (I didn't want a party back there every time I stepped on the brake).

Here is the issue: even after removing the F1 module on the 3rd brake light, the light itself still does the 3x/3x/hold

Any ideas what could be causing it to continue and/or how to remedy it?