2001 Mercury Mariner 50-60HP Factory Service Manual, Page 151Get this manual
WIRING DIAGRAMS
CLEANING GAUGES Clean gauge by washing with fresh water to remove sand and salt depositsWipe off with soft cloth moistened with waterThe gauge may be scored or damaged if wiped with abrasive material (sand, saline or detergent compounds, etc or washed with solvents such as trichloroethylene, turpentine, etc
2 Function Gauge
1Route extension harness thru grommet openingConnect TANWHITE and TAN BLACK of harness to TANWHITE and TANBLACK wires on engine harnessaGrommet OpeningTANWHITE and TANBLACK WIRES ON ENGINE HARNESS