throw it out and buy another.
but never, ever, coil it around your hand and elbow. That twists it all up -- as shown in the picture.
Coil it in long (width of your arms, 5-6 foot diameter) coils that hang loosely. Then wrap the last 3-5 feet around the big coils.
Here's a good tutorial:
F650GS -- sold -- what's next?
“If everything seems under control, you're just not going fast enough.”, Mario Andretti
Indulge. Repent. Repeat.