Hyundai Palisade (LX2): Smart Key / Battery replacement
If the Smart Key is not working properly, try replacing the battery with a new one.
Battery Type: CR2032 To replace the battery:
1.Remove the mechanical key.
2.Use a slim tool to pry open the rear cover of the smart key.
3.Remove the old battery and insert the new battery. Make sure the battery position is correct.
4.Reinstall the rear cover of the smart key.
If you suspect your smart key might have sustained some damage, or you feel your smart 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 regulations.
Loss of a smart key A maximum of two Smart Keys can be registered to a single vehicle. If you happen to lose your smart key, you should immediately take the vehicle and remaining keys to your authorized HYUNDAI dealer or tow the vehicle, if necessary.
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine's fuel system is disabled.
Other information:
Hyundai Palisade (LX2) 2020-2025 Service Manual: Heater & A/C Control Unit (Rear)
Components and components location Component Connector Pin Function Connector PIN No Pin Function Connector PIN No Pin Function A 1 Battery A 17 IGN2 2
Hyundai Palisade (LX2) 2020-2025 Service Manual: Troubleshooting
Diagnosis with Diagnostic tool 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool). The diagnostic system (Diagnostic tool) provides the following information.
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