Car wiring diagrams: Flasher Wiring Wiring Diagram, wiring diagram, wire wiring harness, schematic circuit diagram, wiring diagran, wireing diagram, wirring diagram, wiring daigram, wiring diagrams. Also, I can t read a wiring diagram. I think I understand how to wire a turn signal flasher but have run into a wall. Does anyone know a resource .Basics This diagram shows the Turn Signal flasher circuit in its simplest form Later, the terminal flasher relay was replaced with a somewhat simpler terminal .Flasher relays are often wrongly blamed for faults on the indicator circuits of cars and .Connectors or extra wire length which are not included in this kit. alarm lead to the blue "P" Connection on the Flasher Relay. See diagram on page ..