2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 493Get this manual
HONDAMATIC 4Rear VSS Input Line Inspection Turn the ignition switch ONMeasure the voltage between the wire harness side rear VSS 3P (Yellow) connector terminal and groundConnection: Blackorange (+) Greenyellow () Does the battery voltage exist? NO Open or short circuit in the Black orange wire or Greenyellow wire YES GO TO STEP 5BlO GY REAR VSS CONNECTOR (Viewed from the terminal side)
5Rear VSS Line Inspection
Be careful not to bend the connector terminals
Check the Pinkgreen wire for continuity between the ECM 21 (Gray) and rear VSS 3P (Yellow) connector terminalsIs there continuity? NO Open circuit in the Pinkgreen wire between the ECM connector and rear VSS connector YES GO TO STEP 6REAR VSS CONNECTOR (Viewed from the terminal side) PG ECM CONNECTOR (Viewed from the terminal side)