2005-2007 Polaris Ranger 500 service manual, Page 291Get this manual
ELECTRICAL The switch remains in the "open" position when the park brake lever is not applied3Apply the parking brakeThere should be continuity between the switch terminalsIf no continuity exists when the park brake is applied, try to clean the switch terminals and re-testReplace switch if necessaryIndicator Panel
Parking Brake Not Applied BN The switch makes contact when the park brake is applied and provides ground path to illuminate the "Park Brake Light" in the indicator panelOGRD
Parking Brake Switch
Gear Indicator Light Circuit Operation
The transmission switch provides the ground path for the indicator panel lamps located on the dashboardFor example, when neutral is selected, the DGWH wire is connected to ground through the switch and the neutral lamp is illuminated