Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 117Get this manual
WIRING DIAGRAMS
Instrument Wiring Connections
Wire Color
BLKTANWHTTANBLKTANPURGRYBRNWHTTANBLUBLACK TANWHITE TANBLACK TAN PURPLE GRAY BROWNWHITE TANBLUE
Where To
GROUND OIL LIGHT TEMPERATURE LIGHT TEMPERATURE GAUGE IGNITION 12 VOLT TACHOMETER TRIM GAUGE VISUAL WARNING KIT (OPT
Speedometer
Tachometer TemperatureOil Warning Panel Volt Meter
Figure Without Light Switch
TANWHT TANBLK