Hyundai Elantra: ACC(Accessory) - Engine start/stop button position - Engine start/stop button - Driving your vehicle - Hyundai Elantra MD 2010-2015 Owners manualHyundai Elantra: ACC(Accessory)

with manual transaxle

Press the engine start/stop button when the button is in the OFF position without depressing the clutch pedal.

with automatic transaxle

Press the engine start/stop button when the button is in the OFF position without depressing the brake pedal.

If you leave the engine start/stop button in the ACC position for more than 1 hour, the button is turned off automatically to prevent the battery from discharging.