Electrical System

If	Check
Battery Will Not Charge	Check to ensure 2-pin connector on alternator is plugged in properly. Loose or corroded connections. Check for a blown fuse. Loose or defective alternator belt. Dead cell in battery. Defective battery—check electrolyte level (if applicable). Defective alternator.
Battery Discharge Indicator Stays On With Engine Running	Low engine speed. Check to ensure 2-pin connector on alternator is plugged in properly. Check for a blown fuse. Loose or defective alternator belt. Defective battery. Defective alternator.
Starter Will Not Work	Loose or corroded battery connections. Blown fuse. Low battery output—check electrolyte level (if applicable). Key switch or starter faulty—See your John Deere dealer. PTO engaged. Check for active fault codes.
Starter Turns Slowly	Low battery output—check electrolyte level (if applicable). Low battery power—charge battery. Engine oil viscosity too heavy. Loose or corroded battery connections.
Light Circuit Not Working	Fuse blown.
Cruise Control Does Not Engage or Shuts Off	Adjust service brake switch.