Daikin SkyAir

Daikin SkyAir Error Code A6

Troubleshooting guide for the Daikin SkyAir system fault A6.

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What It Means

Malfunction of fan motor.

Possible Causes

  • Broken wires in, short circuit of, or disconnection of connectors from the fan motor harness.
  • Defective fan motor.
  • Defective indoor unit PCB.

Not sure which one it is — or if it's none of these? Try ACLogics today.

Disclaimer: This information is for general reference. Error codes can vary by model and production year. Always refer to your machine's specific manual and the information printed on the unit itself.
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Full Diagnosis

Malfunction of fan motor

All Recorded Causes

Broken wires in, short circuit of, or disconnection of connectors from the fan motor harness Defective fan motor Defective indoor unit PCB

Verify Before Replacing Parts

  1. Confirm the exact Daikin model family and skyair context before acting on a generic code description.
  2. Start with the exact model documentation and verify the full operating sequence before replacing parts, particularly around broken wires in, short circuit of, or disconnection of connectors from the fan motor harne….
  3. Use the listed causes as branches to confirm or eliminate with measurements, not assumptions — defective fan motor is a reasonable second branch.
  4. After the correction, run the system long enough to confirm the skyair fault does not return under normal load.

Diagnosing SkyAir across a fleet?

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