Automatic Restart
To restart the engine from idle stop mode
- Press the clutch pedal when the shift lever is in the N (Neutral) position.
- The engine starts and the green AUTO STOP (
) indicator on the instrument cluster turns off.
The engine will also restart automatically without any action by the driver if the following occurs:
- The blower speed of the manual climate control system is set to the 3rd position while the air conditioning is on.
- The blower speed of the automatic climate control system is set to the 6th position while the air conditioning is on.
- When a certain amount of time has elapsed after the climate control system is turned on.
- When the defroster is turned on.
- The brake pressure is low.
- The battery charge level is low.
- The vehicle speed exceeds 5 km/h.
The green AUTO STOP (
) indicator on the instrument cluster flashes for 5 seconds.
The ISG system will operate under the following conditions:
- The driver's seat belt is fastened.
- The driver's door and hood are closed.
- The brake vacuum is sufficient.
- The battery is sufficiently charged.
- The outside temperature is between -2°C and 35°C.
- The engine coolant temperature is not too low.

NOTE
- If the ISG system does not meet the operating conditions, it is deactivated.
The indicator on the ISG OFF button will illuminate.
- If the indicator remains illuminated, check the operating conditions.
Deactivating the ISG System
- To deactivate the ISG system, press the ISG OFF button. The indicator on the ISG OFF button will illuminate.
- If the ISG OFF button is pressed again, the system is activated and the indicator on the ISG OFF button turns off.
Test yourself
A quick Hyundai i10 quiz: every answer comes with an explanation and a link to the manual page.