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14-time blink 2.5 seconds OFF

14-time blink 2.5 seconds OFF — Outdoor unit general abnormality

Mitsubishi Electric · Air Conditioners

What does 14-time blink 2.5 seconds OFF mean?

The outdoor unit LED blinks 14 times with a 2.5-second pause. This signals a general defect or other abnormality within the outdoor unit.

Common Causes

  • General defect in the outdoor unit components

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power cycle the air conditioner by turning off the main circuit breaker for 30 seconds.

  2. 2

    Restore power and attempt to run the unit again.

  3. 3

    If the 14-time blink persists, the outdoor unit likely has an internal defect and requires professional servicing.

Browse all codes in this manual (40)
Verified technical data. Last updated: April 2026

Related Faults

1-time blink (recall mode)Outdoor Unit Recall: 1-time blink - Indoor/outdoor communication, receiving error1-time blink 2.5 seconds OFF (Outdoor unit operates)1-time blink 2.5 seconds OFF — Frequency drop by current protection (Outdoor unit operates)1-time blink every 2.5 seconds1-time blink every 2.5 seconds — Outdoor unit overcurrent protection
Source: Mitsubishi Electric Air Conditioners
Open Manual (Page 47)Search more codes in this manual