Hyundai Azera: Battery replacement
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. Insert a slim tool into the slot and gently pry open the cover.

2. Replace the battery with a new battery (CR2032). When replacing the battery,
make sure the battery position.
3. Install the battery in the reverse order of removal.
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 precautions
Theft-alarm system (If equipped)Components and Components Location
Components
[General Type]
1. Roof trim2. Sunvisor3. Retainer4. Assist handle bracket
[Panoramaroof Type]
1. Roof trim2. Sunvisor3. Retainer4. Assist handle bracket
...
If engine does not turn over or turns over slowly
1. If your vehicle has an automatic transaxle, be sure the shift lever is in
N (Neutral) or P (Park) and the emergency brake is set.
2. Check the battery connections to be sure they are clean and ti ...
Fuel filter
A clogged filter can limit the speed at which the vehicle may be driven, damage
the emission system and cause multiple issues such as hard starting. If an excessive
amount of foreign matter accumula ...