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E6

E6 - DOL compressor locked

Daikin · Air Conditioning

What does E6 mean?

The Direct-On-Line (DOL) compressor has locked up, likely due to high current draw.

Common Causes

  • High current draw to the compressor.
  • Mechanical compressor issue.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the power to the unit for 60 seconds and then restart.

  2. 2

    Check electrical connections to the compressor.

  3. 3

    If the error persists, the compressor or its associated circuitry may be faulty and require professional diagnosis.

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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