Daikin · Simple Self Diagnosis by Malfunction Code | Daikin
This error means the motor controlling the air louvers or swing flap in the indoor unit is not functioning correctly.
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Turn off the power to the unit at the breaker.
Gently check if the swing flap is obstructed and can move freely.
Turn the power back on and observe if the flap operates.
If the flap does not move or the error remains, a service call is needed.