1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 74Get this manual
Engine Wiring Diagram (3 Cylinder Models Without Low Oil Warning Module) c j
BLK BLU BRN GRY GRN PUR RED TAN VIO WHT YEL
BLACK BLUE BROWN GRAY GREEN PURPLE RED TAN VIOLET WHITE YELLOW