you can buy a new pig tail for any sensor on the car, cut the old one off strip the wire back till you get to shiny clean copper, and solder and shrink wrap the connections. new pig tail cost around 10 bucks, or cut one off a junk yard car.

soldering is very easy, search youtube for a lesson. 10 dollar soldering iron, and a 3 dollar tube of flux core solder, another 5 for shrink tubes.