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E9

E9 - EEV motor failure (outdoor)

Daikin · Air Conditioning

What does E9 mean?

The Electronic Expansion Valve (EEV) motor in the outdoor unit has failed.

Common Causes

  • EEV motor defect.
  • Outdoor PCB defect.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power cycle the unit by turning off the main breaker for 60 seconds.

  2. 2

    If the error code returns, the EEV motor or the outdoor PCB may be faulty.

  3. 3

    This requires service from a qualified technician.

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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