Fault Codes/Discovery Energy, LLC (Rehlko)/P0562Discovery Energy, LLC (Rehlko)P0562WarningElectricalWhat This Code MeansSystem Voltage LowPossible Causes•Problem with charging system.•Problem with charging system or battery not maintaining a nominal system voltage.Suggested Actions1Check harness, engine, and equipment grounds.2Check the battery fluid levels and for corrosion on the battery posts.3Check the battery charging alternator.4Replace the battery and alternator if needed. Refer to the Engine Service Manual .Related Discovery Energy, LLC (Rehlko) Fault CodesP0652P0698P0561P0699P0132P0131P0563P0603P0604P0524P0605Browse all Discovery Energy, LLC (Rehlko) fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for P0562 on your specific Discovery Energy, LLC (Rehlko) unit — cited to the OEM manual, not a forum guess.Your question about P0562GET THE ANSWERFree account required — we'll bring your question with you.