The 2004 Kawasaki Ninja ZX10R lighting system adopt the day light system and have a headlight relay in the relay box. The headlight does not go on when the ignition switch and the engine stop switch are first turn on. The headlight comes on after the starter button is released and stays on until the ignition switch is turned off. The following diagram shows 2004 Kawasaki Ninja ZX10R lighting system circuit and wiring diagram which consists of ignition switch, join connector, alternator, dimmer switch, headlight fuse, battery, etc.