Yeah, checkout GUITARELECTRONICS.com, there,s Diagrams of heaps of Tele's.
Normally the tone pot is connected to the pick up selector switch and the end terminal of the pot goes through a .022microfarrad (.022uf) capacitor which connects to ground ( the pot body )

As you turn the tone pot, more and more treble frequencies short through the capacitor to ground - giving more and more bass.