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Remote Display Off/Dim

Remote controller display blank or dim - Batteries exhausted or incorrect polarity

Mitsubishi Electric · MSZ-AP Air Conditioners

What does Remote Display Off/Dim mean?

The remote controller's display is not visible or is very faint, making it difficult to read or use.

Common Causes

  • The batteries in the remote controller are exhausted.
  • The polarity (+, -) of the batteries is incorrect.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Replace the batteries in the remote controller with new ones of the correct type (refer to page 5 or the remote itself for battery specifications).

  2. 2

    Verify that the positive (+) and negative (-) ends of the batteries are inserted with the correct polarity.

  3. 3

    If the problem persists after correctly replacing the batteries, the remote controller may require service or replacement.

Browse all codes in this manual (87)
Verified technical data. Last updated: April 2026

Related Faults

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Source: Mitsubishi Electric MSZ-AP Air Conditioners
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