the fly wheel and the little black box with the magnet
loosen up the 2 screw that hold the black box on, let it touch the flywheel( the little nubs things on the FW)
they get a match box and put it inbetween the FW and the black box then tighten the 2 screws that hold the black box on..
hope u get that if not pm me ill give u my number and ill explain it better...