2004-2007 Honda Aquatrax ARX1200N3/T3/T3D Factory Service Manual, Page 466Get this manual
METERSWITCHES POWER INPUT LINE Fit the safety lanyard clip to the base of the engine stop switchMeasure the voltage between the Redblue (+) and Green () wire terminalsThere should be battery voltageIf there is no voltage, check the following: open circuit in the Redblue wire between the combination meter connector and engine stop switch faulty engine stop switch (page 19-18) open circuit in the Redgreen wire between the engine stop switch and junction connector WIRE HARNESS SIDE COMBINATION METER 10P GREEN CONNECTOR (viewed from the terminal side) Redblue
OUTPUT CIRCUIT INSPECTION
Remove the storage box page 3-8Release the wire bandsDisconnect the combination meter 8P gray and 10P green connectorCheck the following at the wire harness side connector terminals: BANDS