2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 500Get this manual
HONDAMATIC 6Control Motor Line Inspection Disconnect the ECM 5P (Black) connector and the control motor 2P (Natural) connectorCheck for continuity on the Greenred wire and the Orange wire between the ECM connector and main harness side motor connectorIs there continuity? NO Open in wire between the ECM and the control motor GO TO STEP 7GR GR
7Control Motor Circuit Inspection Disconnect the control motor 2P (Natural) connectorCheck for continuity between the motor side connector terminalsIs there continuity? NO YES Faulty control motor GO TO STEP 8G