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Daikin
daikin.com › products › ac › services › error_codes
Error Codes | After Sales Service | Air Conditioning and Refrigeration | Daikin Global
Error Code Search offers information on the cause of the malfunction and the status of your air conditioner by entering the error code. Error Code Search List of Error Codes(0.1MB) Please refer to "How to Check Error Codes" for step-by-step instruction to check the error codes.
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Daikin India
daikinindia.com › product-services › product-services › error-codes
Error Codes | Daikin
The remote controller can receive relevant error codes from the indoor unit. The code indication changes as shown below, and notifies with a long beep. ... Customer Support Information: WhatsApp us your query @ 9871409300. Call Our Customer Contact Centre: 011-40319300 / 1860 180 3900 or Write To Us at customerservice@daikinindia.com X
Discussions

Daikin error message
Gotta be something serious... Not even a fault code is showing... They really want you to call them... More on reddit.com
🌐 r/hvacadvice
7
2
October 16, 2023
UH and A5 error code daikin minisplits
How many condenses do you have? Is one a multi head? Does the fault occur when all the heads from the multi head are turned on or only when one is turned off? If one is running, does the other heads coil get cold while off? No? Turn the on and the other off If possible send a pic of the piping coming out of the condenser More on reddit.com
🌐 r/hvacadvice
28
4
June 24, 2023
Daikin heat pump giving F3 error code. Okay to reset and use?
Could have been multiple leaks. Needs to be pressure tested. Also with mini splits the proper way to charge a system is recover all refrigerant and weigh in proper charge per manufacturer More on reddit.com
🌐 r/HVAC
3
0
December 23, 2019
Daikin AC Remote Issues
Whether it’s a standard model or a Daikin ducted air conditioner, the reset process is the same and can be done using the remote control: Find the On/Off button on your Daikin air conditioner’s remote. Press and hold this button for two seconds. Release the button, then press it once more. Finally, press it a third time. Your Daikin air conditioner should reset and start running again. Copy pasta from google. Best I got aside from non cheap batteries that are alkaline More on reddit.com
🌐 r/hvacadvice
22
12
March 11, 2024
People also ask

Where is the reset button on a Daikin?
The reset function for a Daikin air conditioner is typically activated through the remote control.  Instead of a separate reset button, the On/Off button acts as the Daikin Air Conditioner reset button.
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penair.com.au
penair.com.au › home › how to reset a daikin air conditioner
Daikin Troubleshooting: Error Codes & Resetting A Daikin
How do you reset a Daikin fault?
To reset a Daikin fault, you must enter the diagnostic mode using the remote control to retrieve the fault code.  Then, use the On/Off button to reset the unit.  If the fault persists, professional assistance may be required.
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penair.com.au
penair.com.au › home › how to reset a daikin air conditioner
Daikin Troubleshooting: Error Codes & Resetting A Daikin
Why is my Daikin air conditioner not starting?
If you experience issues like your Daikin AC not turning on, check for any power supply issues first.  If the power supply is fine, try resetting the unit using the remote control.  Persistent starting issues might indicate a more serious problem needing professional attention.
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penair.com.au
penair.com.au › home › how to reset a daikin air conditioner
Daikin Troubleshooting: Error Codes & Resetting A Daikin
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Penair
penair.com.au › home › how to reset a daikin air conditioner
Daikin Troubleshooting: Error Codes & Resetting A Daikin
November 10, 2025 - The remote controller can receive relevant error codes from the indoor unit. When is held down for about 5 seconds, “00” blinks in the temperature display section. The code indication changes as shown below, and notifies with a long beep. While a reset can fix minor issues, more complex problems with your Daikin air conditioner might require expert attention. If your Daikin AC is not turning on after ...
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CoolAutomation
coolautomation.com › blog › daikin error codes: comprehensive breakdown
Daikin Error Codes (Malfunction Self-Diagnosis)
July 20, 2025 - Other centralized control power disconnection Centralized control reset switch ON Defect of transmission wiring Central remote controller address change
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Airchillac
airchillac.com › daikin-ac-error-codes
Daikin AC Error Codes Guide – Fixes, and Troubleshooting Tips | AirChill AC Maintenance and Duct Cleaning
June 5, 2025 - Sometimes the error will stay even after the issue is fixed. In that case, you can try to reset the AC. Turn off your Daikin AC. Press and hold the “Cancel” button on the remote. Error codes will flash on the screen.
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Parts Town
partstown.com › cm › resource-center › guides › gd2 › daikin-air-conditioner-fault-codes
Daikin Air Conditioner Fault Codes | Parts Town
Not certain what the flashing code on equipment means? Parts Town is here to help with some tips for Daikin air conditioner fault code troubleshooting.
Find elsewhere
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Trane
partshnc.com › blog › how-to-reset-your-daikin-air-conditioner
How to Reset Daikin Air Conditioner: A Comprehensive Guide
March 11, 2024 - Refer to your unit’s user manual for specific instructions. ... To reset a Daikin error code, you can unplug the air conditioner from the power source or use the remote control to reset the AC.
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Parts Town
partstown.com › cm › resource-center › guides › gd2 › how-to-reset-a-daikin-air-conditioner
How to Reset a Daikin Air Conditioner | Parts Town
If you’re having some technical ... good as new. Here’s how to reset your Daikin air conditioner remote if it displays error codes or is otherwise malfunctioning: One way you can reset the remote is by pressing the On/Off button in a particular sequence....
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Scribd
scribd.com › document › 59347807 › DAIKIN-Error-Codes
Daikin AC Error Codes Guide | PDF | Electrical Engineering | Electromagnetism
It includes: 1) A table listing various Daikin error codes indicating different component faults, such as faulty PCBs, sensors, compressors, and more. 2) Instructions for using the "test" button or pressing multiple buttons simultaneously on a Daikin remote to display error codes, with the first digit in the code blinking.
Rating: 5 ​ - ​ 4 votes
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Daikin
daikin.com › products › ac › services › errorcode_search
Error Codes Search | After Sales Service | Air Conditioning and Refrigeration | Daikin Global
Error Code Search offers information on the cause of the malfunction and the status of your air conditioner by entering the error code.
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Machine Answered
machineanswered.com › home › how to reset daikin air conditioner in 6 simple ways
How to Reset Daikin Air Conditioner in 6 Simple Ways - Machine Answered
March 26, 2026 - On the other hand, the outdoor unit reset button is best for resetting the air conditioner after a power outage. You can reset your Daikin error code by unplugging the air conditioner from the power socket.
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ACIS
acsisair.com.au › home › blog › how to reset daikin aircon units
How to Reset Daikin Air Conditioner Units
September 14, 2023 - You can also find a reset button on the outside, which is ideal for use to reset Daikin aircon after a power outage. There are two ways to reset an error code on a Daikin AC. You can unplug the AC from the power socket.
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212 HVAC
212hvac.com › home › daikin
Daikin Air Conditioning Error Codes | 212 HVAC
March 11, 2024 - RESULT: Malfunction of transmission between optional controllers for centralized control Other centralized control power disconnection Centralized control reset switch ON Defect of transmission wiring.
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Rezzieair
rezzieair.com › daikin-air-conditioner-reset
How to Reset a Daikin Air Conditioner (and What Error Codes Mean) – Rezzie
May 1, 2026 - Persistent error codes that return after reset indicate hardware faults requiring professional diagnosis. Resetting a Daikin split system is straightforward and takes less than five minutes with no tools required. The steps below apply to the full range of Daikin residential split systems, including popular models like the Daikin Cora Series. Turn the unit off at the remote or wall controller. Press the power button to switch the unit off normally.
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RemoveandReplace.com
removeandreplace.com › home › home air conditioning › daikin air conditioner ac error codes
DAIKIN Air Conditioner AC Error Codes
December 22, 2022 - Daikin AC Error Code = AF Error Code Definition = Malfunction of a humidifier system What To Fix/Check/Replace = Humidifier unit leaking. Defective drain piping.
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Airintelligence
airintelligence.com › daikinone › ErrorCodes-S21.htm
Airintelligence
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Tritechairconditioning
tritechairconditioning.com.au › home › blog › how to use daikin’s fault finding system with your remote
How can you use Daikin’s air conditioning fault finder?
June 7, 2025 - You can try resetting your air conditioning by turning off the power on your outdoor unit and on your switchboard and waiting for a few minutes before turning it back on. To restart your Daikin remote, follow these steps: Press and hold down the power button for two seconds
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