BMW Undocumented Firmware / UI Anomaly

BMW Wallbox LED ring or status lights are flashing in an unusual pattern with no documented error code

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Possible Causes

Firmware glitch after update, Partial configuration change, LED driver fault on control board, Power quality disturbances

How to Fix / Troubleshooting

Safety first: No high-voltage work is required for this step.

  • Consult manual and app: Compare the LED pattern with the latest BMW Wallbox manual and check the app for any logged errors.
  • Power-cycle: Turn the breaker OFF for 2–5 minutes, then ON, and observe if the pattern returns to normal.
  • Firmware check: Ensure the Wallbox firmware is up to date via the BMW app or portal.

If the unusual LED behavior persists but charging works normally, it may be a minor UI issue. If charging is affected or LEDs are completely non-functional, the LED driver or control board may need replacement by a BMW service partner.

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Repair Difficulty

Easy 2/5

Required Part

BMW Wallbox LED Driver / Main Control Board
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