2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 93Get this manual
FUEL SYSTEM (DFI) 3-45 Fuel Injectors (Service CodeCharacter-41, 42, 43, 44InJ1, InJ2, InJ3, InJ4)
F uel Inje ctor Removal
WARNING
Gasoline is extremely flammable and can be explosive under certain conditionsTurn the ignition switch OFFDisconnect the battery () cable terminalDo not smokeMake sure the area is well-ventilated and free from any source of flame or sparks; this includes any appliance with pilot lightBe prepared for fuel spillage: any spilled fuel must be completely wiped up immediatelyemRSeaot v(eee HullEngine Hood chapter) s