Panasonic Aircon Error Codes
Panasonic air conditioners are known for their efficiency and reliability, but like any complex system, they can experience occasional malfunctions. When this happens, the air conditioning unit displays an error code, helping users and technicians diagnose and resolve the issue. This guide provides an in-depth exploration of Panasonic air conditioner error codes, their meanings, and troubleshooting steps to restore functionality.
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Why Error Codes Matter
Error codes are an essential part of the modern appliance ecosystem. They simplify the troubleshooting process by providing a quick diagnosis of what might be wrong with the air conditioning unit. By interpreting these codes, users can identify if the issue lies in the indoor or outdoor unit, if there is a sensor malfunction, or if electrical problems are present.
Understanding these error codes helps reduce downtime by identifying the problem quickly. It prevents further damage by addressing issues promptly as well as facilitating easier communication with service technicians. It also saves costs by allowing minor problems to be fixed without professional intervention.
Understanding Panasonic Error Codes
Panasonic air conditioners use self-diagnosis functions that display alphanumeric error codes on the indoor unit panel or the remote controller screen. These codes pinpoint specific issues, making troubleshooting more efficient. Error codes typically begin with a letter (e.g., H, F, P) followed by a number (e.g., H11, F90).
Panasonic air conditioners are linked to the Panasonic Comfort Cloud app, which you can access through your mobile device. If your air conditioning unit has an issue, it will display on the error messages section of the Comfort Cloud app’s notifications page. The notification icon is the letter i on the upper left hand corner of the screen interface. If your Panasonic air conditioning unit detects a fault in the system, an error code and its meaning (which is useful for troubleshooting) will appear on the notifications page of the Comfort Cloud app.
We also have this full guide–“How To Get the Error Code on Your Panasonic Aircon”–that can help you get the error code to display on your Panasonic air conditioner.
Types of Panasonic Aircon Error Codes
1. Non-inverter Panasonic Aircon Error Codes |
2. Inverter Panasonic Aircon error codes |
| There are 2 types of split unit Aircon out there currently. Namely inverter Aircon and non-inverter Aircon. For Panasonic non-inverter Aircon, most of the time there wouldn’t be any error codes displaying. As such, the only possible way to determine the issues will be to manually troubleshoot it. For example, a non-inverter Panasonic Aircon will still be blowing out air, however the air coming out might not be cold at all. There would not be any Panasonic aircon error codes for such an issue. It would be best to contact an aircon technician immediately to fix the problem. |
Whereas for an inverter Panasonic Aircon, if there are certain parts that are malfunctioning, the aircon itself would signal by showing blinking lights and the flap will close. This means the aircon will stop blowing cold air. We can detect the Panasonic Aircon by referring to the remote control which displays the Error Code for a specific problem. We will elaborate more on this subsequently. |
Common Panasonic Aircon Error Codes
H11 indoor outdoor unit communication failure – wiring or PCB.
If only one unit is blinking, it could indicate indoor PCB or wiring. if all of the units are blinking
H14 intake air temperature sensor abnormality – indoor unit aircon thermistor
It could be the Aircon thermistor is malfunctioning. Or the clip that is connecting the indoor PCB and the Aircon thermistor is malfunctioning. In the case of the latter. The PCB is the one that requires replacement instead.
H15 compressor temperature sensor abnormality – outdoor thermistor
Depending on the Aircon model. There could be a few thermistor in the outdoor unit. This is likely an indication that it is the gas thermistor that is malfunctioning. However we will have to double check, as the error code might misdiagnose from time to time.
H19 – indoor fan motor mechanism lock.
It is likely an indication that the indoor fan motor is malfunctioning. However, it could also be that connecting part of the PCB to the indoor fan motor that is faulty. But most of the time it would mean that the indoor fan motor is faulty.
F97 Compressor overheating protection
This is likely an indication that the compressor is overheating. We would recommend doing a compressor chemical wash to get rid of the dirt. However, if it doesn’t get better, there could be underlying factors causing the overheat. Or the compressor itself could be faulty.
H97 Outdoor fan motor mechanism lock
For Panasonic Aircon fan motor it can get a little tricky. As there is a PCB component inside the fan motor itself. Hence when we test for the fan motor we will not be able to factor in the heat load of the fan motor after running for a long duration. Hence, a fan motor that is appearing fine for a short while might not do well after running for a long time. Nevertheless, H97 fan motor mechanism lock is likely an indication that the fan motor is malfunctioning. We have also experienced many times in which both the fan motor and PCB is malfunctioning. It could be the fan motor causing overcurrent to the PCB. Hence both components might require replacement too.
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Panasonic Aircon Error Codes and Their Meanings
Below you’ll find a comprehensive listing of Panasonic aircon error codes. Some entries include recommended troubleshooting tips as well as links to our in-house resource guides for dealing with specific error codes.
| Error Code | Description | Cause | Troubleshooting |
|---|---|---|---|
| H00 | No memory of failure | — | — |
| H11 | Indoor/Outdoor Communication Error | Communication failure between indoor and outdoor units |
|
| H12 | Indoor unit capacity unmatched | — | — |
| H14 | Room Temperature Sensor Error | Faulty or disconnected room temperature sensor |
|
| H15 | Compressor temperature sensor abnormality | Faulty or disconnected compressor temperature sensor |
|
| H16 | Outdoor current transformer abnormality | — | — |
| H17 | Outdoor suction temperature sensor abnormality | Faulty or disconnected outdoor suction temperature sensor |
|
| H19 | Trouble in the Indoor Fan Motor or Indoor PCB | Stuck fan shaft |
|
| H21 | Indoor float switch operation abnormality | — | — |
| H23 | Indoor heat exchanger temperature sensor 1 abnormality | Faulty or disconnected indoor heat exchanger temperature sensor |
|
| H24 | Indoor heat exchanger temperature sensor 2 abnormality | Faulty or disconnected indoor heat exchanger temperature sensor |
|
| H25 | Indoor ion device abnormality | — | — |
| H26 | Minus ION abnormality | — | — |
| H27 | Outdoor air temperature sensor abnormality | Faulty or disconnected outdoor air temperature sensor |
|
| H28 | Outdoor heat exchanger temperature sensor 1 abnormality | Faulty or disconnected outdoor heat exchanger temperature sensor |
|
| H30 | Outdoor discharge pipe temperature sensor abnormality | Faulty or disconnected outdoor discharge pipe temperature sensor |
|
| H32 | Outdoor heat exchanger temperature sensor 2 abnormality | Faulty or disconnected outdoor heat exchanger temperature sensor |
|
| H33 | Indoor / outdoor misconnection abnormality | — | — |
| H34 | Outdoor heat sink temperature sensor abnormality | Faulty or disconnected outdoor heat sink temperature sensor |
|
| H35 | Indoor / outdoor water adverse current abnormality | — | — |
| H36 | Outdoor gas pipe temperature sensor abnormality | Faulty or disconnected outdoor gas pipe temperature sensor |
|
| H37 | Outdoor liquid pipe temperature sensor abnormality | Faulty or disconnected outdoor liquid pipe temperature sensor |
|
| H38 | Indoor / outdoor mismatch (brand code) | — | — |
| H39 | Abnormal indoor operating unit or standby units | — | — |
| H41 | Abnormal wiring or piping connection | — | — |
| H50 | Ventilation fan motor locked | Indoor fan motor is locked or malfunctioning |
|
| H51 | Ventilation fan motor locked | Indoor fan motor is locked or malfunctioning |
|
| H52 | Left-right limit switch fixing abnormality | — | — |
| H58 | Indoor gas sensor abnormality | Faulty or disconnected indoor gas sensor |
|
| H59 | Eco sensor abnormality | — | — |
| H64 | Outdoor high pressure sensor abnormality | Faulty or disconnected outdoor high pressure sensor |
|
| H67 | nanoe™ abnormality | — | — |
| H70 | Light sensor abnormality | — | — |
| H71 | DC cooling fan inside control board abnormality | — | — |
| H72 | Tank temperature sensor error | — | — |
| H79 | Wireless LAN module write error | — | — |
| H85 | Abnormal communication between indoor & wireless LAN module | — | — |
| H97 | Outdoor Fan Motor Error | Outdoor fan motor failure or locked rotor |
|
| H98 | Overheating Protection | Overheating of the outdoor unit |
|
| H99 | Indoor operating unit freeze protection | — | — |
| E04 | Indoor Fan Motor Lock | Indoor fan motor is locked or malfunctioning |
|
| F11 | 4-way valve switching abnormality | — | — |
| F16 | Total running current protection | — | — |
| F17 | Indoor standby units freezing abnormality | — | — |
| F18 | Dry circuit blocked abnormality | — | — |
| F87 | Control box overheat protection | — | — |
| F90 | Compressor Overload | Overheating or excessive load on the compressor |
|
| F91 | Refrigerant Shortage | Low refrigerant levels |
|
| F93 | Compressor abnormal revolution | — | — |
| F94 | Compressor discharge pressure protection | — | — |
| F95 | Cooling High Pressure Defect | Outdoor coil is overheating |
|
| F96 | Power transistor module overheating protection | — | — |
| F97 | Compressor overheating protection | — | — |
| F98 | Total running current protection | — | — |
| F99 | Outdoor direct current (DC) peak detection | — | — |
| P07 | Drain Pump Error | Malfunction or blockage in the drain pump |
|
| P10 | Outdoor High Pressure Protection | Excessive pressure in the outdoor unit |
|
| E04 | Indoor Fan Motor Lock | Indoor fan motor is locked or malfunctioning |
|
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Costs Associated with the Repair of Your Panasonic Air Conditioner
To address the faults indicated by your Panasonic aircon’s error code, clearing the error might entail a simple cost-free reset or your unit will need professional servicing. Below is a tabulated summary of costs associated with clearing various Panasonic repair issues.
| Panasonic Aircon Service Type or Parts Replacement | Price |
| Basic package for a professional aircon check | $20 – $40 |
| Advanced package for a professional aircon check | $50 |
| Refrigerant refill |
$50-$60 (R22 gas) $80-120 (R410 gas) |
| Aircon servicing |
$50 (for 1 unit) $60 (for 2 units) $75 (for 3 units) $90 (for 4 units) |
| Aircon chemical wash | $80 per unit (discount for multiple units) |
| Aircon chemical overhaul | $130 per unit (discount for multiple units) |
| Panasonic compressor replacement | $400 |
| Indoor PCB replacement | $300 |
| Outdoor PCB replacement | $500 |
| Indoor thermistor replacement | $240 |
| Outdoor thermistor replacement | $200 |
| Indoor fan motor replacement | $230 |
| Outdoor fan motor replacement | $390 |
Troubleshooting Tips for Panasonic Air Conditioner Error Codes
While some error codes may require professional intervention, there are basic troubleshooting steps you can take:
- Reset the air conditioning unit. Sometimes, simply turning off the air conditioner and restarting it can clear minor errors.
- Check for power supply issues. Ensure there are no power fluctuations or tripped circuit breakers.
- Inspect for blockages. Look for obstructions in the air filters, fans, or condensate drain lines.
- Clean the air conditioner. Try to regularly clean the air filters, condenser coils, and drainage pipes to prevent errors related to airflow or clogging.
- Inspect the wiring and sensors. Loose wiring jacks, damaged wires, and disconnected or defective sensors are common causes of error codes. Secure and replace components as needed.
For more information, refer to your Panasonic air conditioner’s service manual.
When To Call a Professional
While some issues can be resolved with basic troubleshooting, others require the expertise of a certified technician. Call for professional help if:
- The error code persists after resetting the unit.
- There are signs of refrigerant leaks or unusual noises.
- Electrical faults or compressor errors are detected.
You are unsure about the necessary repairs, including your Panasonic air conditioner repeatedly turning off by itself.
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Preventing Future Errors
To minimize the occurrence of error codes and ensure the longevity of your Panasonic air conditioner, follow these maintenance tips:
- Do regular AC maintenance. Schedule routine inspections and servicing.
- Clean or replace air filters every 1 to 3 months. Unplug the aircon unit and open the aircon’s front hatch. Unclip the filter and scrub thoroughly under soapy water. Rinse and dry completely before putting it back.
- Ensure the air conditioner is installed correctly by certified professionals.
- Monitor the AC refrigerant levels. Regularly check and maintain appropriate refrigerant levels.
- Keep the area surrounding your air conditioner clean and unobstructed. Make sure that both indoor and outdoor units are free from debris and obstructions.
Understanding Panasonic aircon error codes helps ensure quicker diagnosis and resolution of issues, extending the lifespan of the unit. Regular maintenance and prompt attention to error messages keep your air conditioner running efficiently, providing comfort for years to come.
Whether it’s a simple sensor error or a more complex system malfunction, this guide provides the essential information needed to address Panasonic aircon issues with confidence.
Aircon Error Codes for other brands
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Check out our Panasonic Aircon Repair Singapore page.
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