Porsche
RFID Antenna / Reader Failure
Porsche EV home charger RFID card reader area is unresponsive; no beep or LED change when a card is presented.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Failed RFID antenna coil behind front panel, Disconnected RFID module harness, Damage from impact to RFID area, Firmware configuration disabling RFID reader
How to Fix / Troubleshooting
Safety first: Turn off power before removing the front panel.
- Test with multiple cards: Try several known-good RFID cards or tags to rule out a single bad card.
- Check configuration: In the wallbox settings, verify that RFID authentication is enabled and properly configured.
- Technician inspection: A technician should remove the front panel, inspect the RFID antenna and module, and ensure the harness is securely connected to the main control PCB.
- Replace RFID module: If the antenna or reader is physically damaged or non-functional, replace the RFID module or entire front panel assembly.
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Repair Difficulty
Medium
3/5
Required Part
RFID antenna and reader module
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