This document contains wiring diagrams for 75 and 90 HP outboard motor models, a 115 HP outboard motor model, and a 225 HP outboard motor model. The diagrams show the connections between components like the ECU, sensors, coils, switches and other electrical systems. Connectors, grounds and fuse ratings are identified. The diagrams provide an overview of the electrical systems and component.. Wondering "Where-'n-'Ell" to get great parts for your outboard? Right Here!
New for 2022! - We are building up a repository of Free Wiring Diagrams for outboard motor engines for manufacturers such as Johnson, Evinrude, Mariner, Mercury, Honda, Suzuki, Tohahsu and more. Troubleshoot your outboard starting or ignition system problems with this essential resource. Free Outboard Wiring Diagrams We add new wiring diagrams all the time so check back regularly if you can't.. Find the wiring diagram for your 115 Mercury outboard motor. Get detailed instructions on wiring and troubleshooting.
