The solenoid is broken and it needs to be replaced, it also maybe a fuse with a relay unit all together in one unit. you will need a service manual,
www.manualsonline.com/
www.instructionsmanual.com/
www.manualsdir.com/
www.manualslib.com/
www.ask.com/
/mfg.name/make/model/service/manuals/dealers/parts/