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Air Conditioner Remote Control Not Working

The part(s) or condition(s) listed below for the symptom Air conditioner remote control not working are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

Most Frequent Causes for Air conditioner remote control not working

For the most accurate results, enter your model number.


Cause 1Remote Control

First, try replacing the batteries in the remote control. If installing fresh batteries doesn’t solve the problem and you can still operate the air conditioner manually, the remote control might be defective. If you think the remote control is defective, replace it.

Parts
Cause 2Main Control Board

The main control board has an infrared receiver that receives signals from the remote. If the infrared receiver is not working, the remote control will not be able to communicate with the control board. If you suspect the main control board is defective, replace it.

Parts