Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 126Get this manual

WIRING DIAGRAMS
Route TAN lead on starboard side of engine to engineremote control harnessConnect as shownIMPORTANT: Tape back and isolate any unused wiring harness leads28086

aLead from Temperature SenderEngineRemote Control Harness

Oil Level Gauge Wiring

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