Fault Codes/MQ Power/OVER SPEED LEDMQ PowerOVER SPEED LEDUnclassifiedSpeedWhat This Code MeansOver Speed LED lights up; Engine shuts downPossible Causes•Engine running at an unsafe speedSuggested Actions1Engine automatically shuts downRelated MQ Power Fault CodesOVERCRANKOVERCRANK AND OVERSPEED LEDSOVER SPEEDREDMAINTENANCE DUELOW OIL PRESS.LOW FUEL LEDLOW COOLANT LEVELHIGH WATER TEMP.HIGH WATER LEVELBrowse all MQ Power fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for OVER SPEED LED on your specific MQ Power unit — cited to the OEM manual, not a forum guess.Your question about OVER SPEED LEDGET THE ANSWERFree account required — we'll bring your question with you.