2003-2005 Kawasaki Ultra-150 Jet Ski Factory Service Manual., Page 252Get this manual
14-60 ELECTRICAL SYSTEM Swi tch es
Switch Inspection
si ohm he os at he co Uecnig nanshownmieteh,e ctablcek htave eceontthinuitoyn(ly btout zernon to nt ohms)If the switch has an open or short, repair it or replace it with new oneI ti h