2008 Polaris ATV Outlaw 450/525 Service Manual, Page 159Get this manual
ELECTRICAL LIGHTING AND CONTROLS
Transmission Switch Test
3Apply dielectric grease to the light bulb socket before installing the new bulbInstall the replacement bulb into headlight housing and rotate firmly
NOTE: The bulb must be positioned so the harness installs into the lamp at the outer sideRED
Reinstall the connector to the back of the headlight
Headlamp Switch Test
Probe the headlamp plug wires at the back of the 3-wire connectorTurn headlights onTest for battery voltage across the connectionsA B