2006 Honda TRX680 Rincon Factory Service Manual, Page 145Get this manual
FUEL SYSTEM (PGM-FI) 3Injector Open Circuit Inspection Turn the ignition switch OFFDisconnect the PCM 33P (Gray) and 33P (Black) connector (page 6-43)Check for continuity between the PCM 33P (Gray and Black) connectors and injector 2P (Gray) connector of the wire harness sideTOOL: Test probe 07ZAJ-RDJA110 Connection: B33Greenblue A4Blackyellow Is there continuity? NO YES
Be sure to disconnect the PCM connector
PCM 33P (BLACK) CONNECTOR (Wire side of female terminal) A4[iV IS BlY B33
INJ2P (GRAY) CONNECTOR (Wire side of female terminal)
GBu PCM 33P (GRAY) CONNECTOR (Wire side of female terminal)