2006 Honda TRX680 Rincon Factory Service Manual, Page 316Get this manual
DRIVETRAIN SYSTEM 2Shift Solenoid Valve "A" Inspection Turn the ignition switch OFFDisconnect the shift solenoid "A" 2P (Black) connectorMeasure the resistance between the shift solenoid valve 2P (Black) connector terminals of the solenoid sideIs the resistance within 14.616.2 (20 C 68W YES NOGO TO STEP 3- Faulty shift solenoid valve "A"
2P BLACK) CONNECTOR 3Shift Solenoid Valve "A" Line Open Circuit Inspection
Be careful not to bend the connector terminals