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Starting Your Car when Smart Key Battery Is Dead

Close-up: Engine Start-Stop Button
If your smart key battery is weak or dead, you may not be able to start your vehicle using the usual method. In this case, follow these steps to start your car:

How to start vehicle when smart key battery is dead

Illustration: Pressing Engine Start-Stop Button with Smart Key
  1. 01Once inside the car, sit in the driver's seat and step on the brake pedal.
  2. 02Press the ENGINE START/STOP button directly with the smart key, ensuring that the smart key is at a right angle to the button.


  • When the smart key battery level is low, a message "The battery level on your smart key is low" will appear on the instrument panel every time the engine starts. Replace the battery promptly to avoid any inconvenience.
The availability and operation of features may vary depending on the model, trim, and region. For detailed information, please refer to the owner’s manual for your vehicle.