Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 214Get this manual

Trim Indicator Wiring Diagrams Wiring DiagramFor boats equipped with Quicksilver Commander Serles side mount remote control
REMOTE CONTROL

ENGINE GROUND

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives