115 Starter Turns Slowly · Low battery output or power. · Engine oil viscosity too high. · Loose or corroded connections. Battery Will Not Charge · Dead cell in battery. · Low engine speed or excessive idling. · Battery cables and terminals dirty. Battery Discharge Indicator Stays On With Engine Running · Low engine speed. · Defective battery. · Defective indicator bulb. Lights Do Not Work · Lower (lights) fuse blown. · Loose or burned out bulb.