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CC

CC - Humidity sensor failure

Daikin · Air Conditioning

What does CC mean?

The humidity sensor within the unit has failed.

Common Causes

  • Humidity sensor has failed.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the connection of the humidity sensor.

  2. 2

    Power cycle the air conditioner by turning off the breaker for 60 seconds.

  3. 3

    If the error persists, the humidity sensor likely needs replacement by a service professional.

Browse all codes in this manual (79)
Verified technical data. Last updated: April 2026

Related Faults

A0A0 - External protection activeA1A1 - Indoor PCB failureA2A2 - Malfunction of freezing protection
Source: Daikin Air Conditioning
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