I bought the Yamaha harness adapter and I got a tack with the three switches. To connect a new 2006 4 stroke engine using the old harness. I set the switches as instructed but is not working right yet. The tach trim displays shows is all the way up and it flashes even when I trim the engine up...
Guys, in a Yamy 250 4 stroke can anyone tell me what are the two square electrical plugs for? There is one right next to the main wiring harness round plug with two wires on it and there is one with four pink wires on it. I assume one maybe for the remote power trim of the engine and the other...