Hyundai Sonata: Remote keyless entry - Features of your vehicleHyundai Sonata: Remote keyless entry

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 ...

Remote keyless entry system operations
Lock (1) All doors are locked if the lock button is pressed. If all doors, trunk and hood are closed, the hazard warning lights will blink once to indicate that all doors are locked. Also, i ...

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Child restraint system
Children riding in the car should sit in the rear seat and must always be properly restrained to minimize the risk of injury in an accident, sudden stop or sudden maneuver. According to accident s ...

Opening the trunk with the alarm armed (if equipped)
When the alarm is armed, the alarm will not sound if the trunk lid is opened with the transmitter (or smart key). Once the trunk is opened and then closed, the trunk will be locked automatically ...

TPMS Receiver. Schematic Diagrams
Circuit Diagram Connector pin number Pin NO. Discription Remark 1 - 2 - ...