Samsung · Air purifier
C103
Code guidance
Internal communication error
The air purifier detected a communication problem between internal components.
Service recommended
Request Samsung service if the code returns.
Possible meaning
The air purifier detected a communication problem between internal components.
This information is not a professional diagnosis or repair instruction. The same code can mean different things by model, so follow the product manual and official manufacturer guidance first.
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Official manufacturer sourceVerify with official guidance ↗Official source checked: 2026-08-21