Hyundai Santa Fe (DM): Battery replacement - Smart key - Features of your vehicleHyundai Santa Fe (DM): Battery replacement

A smart key battery should last for several years, but if the smart key is not

A smart key battery should last for several years, but if the smart key is not working properly, try replacing the battery with a new one. If you are unsure how to use your smart key or replace the battery, contact an authorized HYUNDAI dealer.

1. Remove the mechanical key.
2. Pry open the rear cover.
3. Replace the battery with a new battery (CR2032). When replacing the battery, make sure the battery position.
4. Install the battery in the reverse order of removal.

  • The smart key is designed to give you years of trouble-free use, however it can malfunction if exposed to moisture or static electricity. If you are unsure how to use or replace the battery, contact an authorized HYUNDAI dealer.
  • Using the wrong battery can cause the smart key to malfunction. Be sure to use the correct battery.
  • To avoid damaging the smart key, don't drop it, get it wet, or expose it to heat or sunlight.
  • disposed battery can be harmful to the environment and human health. Dispose An inappropriately disposed battery can be harmful to the environment and human health. Dispose the battery according to your local law(s) or regulation.

CAUTION - Smart key damage

Do not drop, get wet or expose the smart key to heat or sunlight, or it will be damaged.

Smart key immobilizer system
Your vehicle is equipped with an electronic engine immobilizer system to reduce the risk of unauthorized vehicle use. Your immobilizer system is comprised of a small transponder in the smart key and electronic ...

Theft-alarm system
This system is designed to provide protection from unauthorized entry into the vehicle. This system is operated in three stages: the first is the "Armed" stage, the second is the "Theft-alarm" ...

See also:

Removal and installation
To remove the headrest : 1. Raise it as far as it can go then press the release button (1) while pulling the headrest up (2). To reinstall the headrest : 1. Put the headrest poles (3) into the holes while ...

Inhibitor Switch. Description and Operation
Description Inhibitor Switch monitors the lever's position(P, R, N, D) and is used to control gear setting signals. ...

Roller Blind. Repair procedures
Replacement [Removal] 1. Open the roller blind using the panorama sunroof switch. • Leave 10 ~ 20cm (0.3937 ~ 0.7874 in) of the roller blind unopened. 2. Remove the roof trim. 3. Remove the roller blind ...