Hyundai Santa Fe: Idle Stop and Go (ISG) / Calibrating the Battery Sensor

[A] : Battery sensor

1. Turn off the engine.

2. Disconnect all electronic devices that were additionally installed after the vehicle was delivered, such as navigation, dashcam, etc.

3. After 4 hours with the engine off, turn the engine on and off 3 to 4 times.

Information

The ISG system may not operate in the following situations.

- There is a malfunction with the ISG system.
- The battery is weak.
- The brake vacuum pressure is low. If this occurs, have the ISG system checked by an authorized HYUNDAI dealer.

NOTICE

• Use only a genuine HYUNDAI ISG battery for replacement. If not, the ISG system may not properly operate.
• Do not recharge the ISG battery with a general battery charger. It may damage or explode the ISG battery.
• Do not remove the battery cap. The battery electrolyte, which is harmful to the human body, may leak out.