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Input power overcurrent

Input power overcurrent — Excessive electrical current drawn

Daikin · room air conditioner

What does Input power overcurrent mean?

This error indicates that the unit is drawing too much electrical current from the power supply. This can be caused by internal faults or issues with the power source.

Common Causes

  • Faulty component within the air conditioner
  • Voltage fluctuations from the power supply
  • Improper wiring

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the air conditioner at the circuit breaker.

  2. 2

    Check if other high-power appliances on the same circuit are causing the issue; try turning them off.

  3. 3

    Ensure the air filters are clean to minimize strain on the system.

  4. 4

    If the problem persists, contact a qualified installer to check the unit and the electrical supply.

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

Related Faults

4-way valve abnormality4-way valve abnormality — Refrigerant flow control issueA clapping sound is heardA clapping sound is heard — External device interferingAbnormal function during operation (lightning/radio waves)Abnormal function during operation — Interference suspected
Source: Daikin room air conditioner
Open Manual (Page 20)Search more codes in this manual