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P6

P6 - Improper combination between inverter and fan driver (Outdoor Unit)

Daikin · Simple Self Diagnosis by Malfunction Code | Daikin

What does P6 mean?

There is an incompatibility detected between the inverter and the fan driver components in the outdoor unit.

Common Causes

  • Incorrect component compatibility
  • Wiring error
  • Faulty control board

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the unit's power supply.

  2. 2

    Wait for one minute and restore power.

  3. 3

    If the error code persists, professional installation or component verification is required.

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

Related Faults

6-06-0 - External protection device activated (Heat reclaim ventilator)6-16-1 - Malfunction of PCB (Heat reclaim ventilator)6-26-2 - Ozone density abnormal (Heat reclaim ventilator)
Source: Simple Self Diagnosis by Malfunction Code | Daikin
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