Hyundai Santa Fe: Battery replacement - Smart key - Features of your vehicleHyundai Santa Fe: 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 ...

    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 " ...

    See also:

    Description and Operation
    Description Ignition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are pre-pro g ...

    Crash Pad Under Cover. Repair procedures
    Replacement • Put on gloves to protect your hands. ...

    Trailing Arm. Repair procedures
    Removal 1. Remove the rear wheel and tire (A) from rear hub . Tightening torque : 88.2 ~ 107.8 N.m (9.0 ~ 11.0 kgf.m, 65.0 ~ 79.5 lb-ft) ...