2004-2007 Honda Aquatrax ARX1200N3/T3/T3D Factory Service Manual, Page 171Get this manual
FUEL SYSTEM (Programmed Fuel Injection) Fit the safety lanyard clip to the base of the engine stop switchMeasure the voltage between the wire harness side connector terminalsConnection: Light greenblack (+) Greenyellow () Is the voltage within 4.75 5.25 V? YES NO Faulty MAP sensor Open circuit in the Light greenblack wire Open circuit in the Greenyellow wireARX1200N3: Light green black Greenyellow Light green black ARX1200T3T3D: MAP SENSOR 3P BLACK CONNECTOR (viewed from the terminal side)