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Partner Academy · Deye

Fault F58

BMS Communication Fault

Battery BMS communication failure

Deye service: BMS Communication Fault — cable / Lithium vs Lead-acid / BMS protocol.

Field checks

  1. Check the communication cable to the energy storage.
  2. Confirm storage type (Lithium / Lead-acid) and BMS protocol selection.

FAQ

What does Deye F58 mean?
Battery BMS communication failure
What should I check for Deye F58?
  1. Check the communication cable to the energy storage.
  2. Confirm storage type (Lithium / Lead-acid) and BMS protocol selection.
When should I contact Inversol?
After noting the exact code, model, SN, and operating mode, complete the field checks. If the code returns after a clean power cycle, contact Inversol WhatsApp support with a photo of the display.

Partner lookup — not a substitute for the official Deye service manual or live measurements. Firmware maps can differ by model family.

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