2010 Polaris Sportsman 850 Service Manual, Page 72Get this manual
ELECTRONIC FUEL INJECTION Primary Test
Ignition Coil and HT Lead Replacement
NOTE: The plug caps or coil ends are not removableThe high tension lead (coil wire) must be replaced as an assembly12345Remove the seat and upper right-hand side panel to access the ignition coil (see Chapter "Seat and Side Panels")Disconnect the shift linkage and remove the high tension lead caps from the spark plugsRemove the high tension leads from the airboxDisconnect the harness from the ignition coilUsing T20 driver, remove the screw retaining the ignition coil to the airboxRemove the coil assembly and disconnect the high tension leads by pulling on the coil side end capsInstall the new high tension leads