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Gabriella CurtisAug 7, 2025
What to do if the Toshiba MMU-AP0181MH Air Conditioner remote controller displays a check code and indoor unit number?
- TTyler Robinson MDAug 8, 2025
When a fault occurs, the remote controller displays a check code and indoor unit number. To address this, operate the air conditioner according to the instructions for 'Confirmation of error history'.