LG · Robot vacuum
CHECK WHEEL
Code guidance
Wheel-related voice alert
Mop friction or a wheel obstruction can trigger this voice alert.
Attention needed
Request LG service if the alert continues.
Possible meaning
Mop friction or a wheel obstruction can trigger this voice alert.
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