Hyundai Elantra: Remote Key / Battery replacement

Hyundai Elantra (CN7) 2021-2023 Owner's Manual / Convenient Features / Accessing Your Vehicle / Remote Key / Battery replacement

If the remote key is not working properly, try replacing the battery with a new one.

Battery Type: CR2032

To replace the battery:

1. Insert a slim tool into the slot and gently pry open the cover.

2. Using a screw driver, remove the battery cover.

3. Remove the old battery and insert the new battery. Make sure the battery position is correct.

4. Reinstall the battery cover and key cover in the reverse order of removal.

If you suspect your remote key might have sustained some damage, or you feel your remote key is not working correctly contact an authorized HYUNDAI dealer.

Information

An inappropriately disposed battery can be harmful to the environment and human health. Dispose of the battery according to your local law(s) or regulation.

Remote key precautions

The remote key will not work if any of the following occur: The key is in the ignition switch. You exceed the operating distance limit (about 33 feet [10 m])...

Your HYUNDAI uses a smart key, which you can use to lock or unlock a door (and trunk) and even start the engine even just carrying the key. (1) Door Lock (2) Door Unlock (3) Trunk Open (4) Panic (5) Remote Start..

Other information:

Hyundai Elantra (CN7) 2021-2023 Owner's Manual: LCD Display Messages

Shift to P or N to start engine (for smart key system) This warning message is displayed if you try to start the engine with the shift button not in the P (Park) or N (Neutral) position. Information You can start the engine with the shift button in the N (Neutral) position. But, for your safety, we recommend that you start the engine with the shift button in the P (Park) position. Shift to..

Hyundai Elantra (CN7) 2021-2023 Owner's Manual: Function operation

Rear view Operating conditions Shift the gear to R (Reverse), the image will appear on the screen. Press the Parking/View button (1) while the gear is in P (Park), the image will appear on the screen. However, parking guidance is not displayed. Off conditions The rear view cannot be turned off when the gear is in R (Reverse). Press the Parking/View button (1) again while the gea..

Function malfunction and limitations

Function malfunction

When High Beam Assist is not working properly, the ‘Check High Beam Assist (HBA) system’ or ‘Check HBA (High Beam Assist) system’ warning message will appear and warning light will illuminate on the cluster. Take your vehicle to an authorized HYUNDAI dealer and have the function checked.