The following electrical system and wiring diagram article/ manual apply for Porsche 911 Carrera 1998 model years. The wiring diagram consists of 11 individual wiring diagrams, 1 sheet construction components and 1 sheet plug connections and ground points. These are divided into coordinate fields. Each individual wiring diagram contains a part of a central-electrics box in a dashdotted frame. This part of the central-electrics box shows all the lines and relays necessary for the individual wiring diagram.