2006 Polaris FST Switchback Owners Manual - Page 37

FEATURES Engine Management System To protect the engine, the engine management system will limit engine RPM, vehicle speed or turbo boost (FST) if the following conditions are encountered. Vehicle Speed is Limited Cause Function Maximum Speed MPH (km/h) Reverse is selected Defective rollover switch Throttle stuck, throttle lever depressed Throttle safety switch failure Maximum vehicle speed Reverse Rollover Throttle stuck, throttle safety switch high Throttle safety switch fault Max speed limiter 12 (19) 37 (59) 18 (29) 31 (50) 186 (299) Engine will misfire at higher vehicle speed Result Engine Speed is Limited Cause Reverse is selected, speed sensor error Defective rollover switch, speed sensor error Throttle stuck, throttle lever depressed, speed sensor error Throttle safety switch failure, speed sensor error Throttle stuck, throttle lever at idle position Maximum vehicle speed, speed sensor error Reverse failure Function Reverse Rollover Throttle stuck, throttle safety switch high Throttle safety switch fault Throttle stuck, throttle safety switch low Max speed limiter Reverse Maximum RPM 5300 6000 5450 Result Engine will misfire at higher engine speed 6200 2400 8800 2500 ECU cannot determine whether reverse or foward is selected 34