2004-2007 Honda Aquatrax ARX1200N3/T3/T3D Factory Service Manual, Page 219Get this manual
FUEL SYSTEM (Programmed Fuel Injection) DTC 19-1 (IGNITION PULSE GENERATOR) Before starting the troubleshooting, check the ignition pulse generator connector for loose contacts or corroded terminals, and recheck the DTC1Ignition Pulse Generator Peak Voltage Inspection Pull the safety lanyard clip off of the engine stop switchDisconnect the ignition pulse generator 2P red connectorFit the safety lanyard clip to the base of the engine stop switchCrank the engine with the starter motor, and measure the ignition pulse generator peak voltage between the ignition pulse generator connector terminals Connection: Yellow (+) Whiteyellow () Is the voltage more than 0.7 V? YES NO GO TO STEP Faulty ignition pulse generatorPEAK VOLTAGE ADAPTOR