Hyundai Access Control Malfunction (RFID Not Working)

RFID cards or tags are not recognized; charger stays locked even though no error code is shown.

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Possible Causes

RFID reader misaligned behind front cover, Damaged RFID antenna, Interference from metal objects or other electronics, Corrupted RFID authorization list

How to Fix / Troubleshooting

Safety first: No high‑voltage work is required; do not open mains compartments.

  • Card position: Hold the RFID card flat against the marked area on the Hyundai charger for 1–2 seconds.
  • Remove interference: Keep keys, phones, and other RFID cards away from the reader area during scanning.
  • Re‑enroll cards: Use the Hyundai app or installer mode to delete and re‑add authorized cards.
  • Inspect reader alignment: If comfortable removing the front cosmetic cover (low‑voltage only), ensure the RFID module is centered behind the marked area.
  • If still not recognized: Replace the RFID reader module.
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Repair Difficulty

Easy 2/5

Required Part

RFID Reader Module
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