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Humidity sensor error

Humidity sensor error — Humidity sensor fault

Daikin · room air conditioner

What does Humidity sensor error mean?

This error code signifies a malfunction with the humidity sensor inside the indoor unit. This sensor is responsible for detecting and regulating room humidity levels.

Common Causes

  • Faulty humidity sensor
  • Wiring problems to the humidity sensor
  • Sensor needs cleaning or replacement

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the indoor unit is not located in an area with excessively high or low humidity that could be confusing the sensor.

  2. 2

    Turn off the main power to the unit for 30 seconds, then turn it back on to reset the system.

  3. 3

    If the error code remains, contact a qualified service technician.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

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Source: Daikin room air conditioner
Open Manual (Page 20)Search more codes in this manual