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Inverter instantaneous overcurrent (DC)

Inverter instantaneous overcurrent (DC) — Power surge detected

Daikin · room air conditioner

What does Inverter instantaneous overcurrent (DC) mean?

The inverter has experienced a sudden, high surge of direct current. This is a critical error that requires attention.

Common Causes

  • Sudden power fluctuation
  • Inverter component failure
  • Short circuit

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the main power switch immediately.

  2. 2

    Wait for 5 minutes.

  3. 3

    Turn the power back on.

  4. 4

    If the error recurs, contact your dealer or a qualified service person.

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 21)Search more codes in this manual