Suzuki Outboard Tachometer Wiring Diagram | Free Wiring Collection of suzuki outboard tachometer wiring diagram. A wiring diagram is a streamlined conventional pictorial depiction of an electric circuit. It shows the elements of the circuit as simplified forms, and also the power and signal links in between the devices. 34200-93J14 Suzuki 4" Multifunction Tachometer Monitor suzuki outboard multifunction gauge with white dial and stainless steel bezel. works with all 4 stroke suzuki outboards. simple plug and play wiring. this is a top quality gauge made by nippon for suzuki.