Yamaha 115-225 HP Outboards Service Manual, Page 223Get this manual
Installation 1) Attach "Up" and "Down" relays to upper and lower locations on the base respectively2) Connect Gy lead from power unit to terminals3) Connect lead from each relay to its terminal and the one from power unit to the terminals4) Connect Land leads from power trim tilt motor to Land terminals respectively5) Cover L, and terminals6) Connect Sb and Lg leads from relays to Sb and Lg leads from power unit respectivelyM550050
STARTER RELAY 1) Check for continuity between the terminals and the ends of the Black and Brown leads2) Test to ensure there is no continuity between terminals