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Error code reference
Panasonic Air Conditioner Error Codes
36 error codes documented with diagnostic procedures.
Have your model number? Get codes specific to your unit.
F114-way valve switching abnormalityF17Indoor standby units freezing abnormalityF90Power factor correction (PFC) circuit protectionF91Refrigeration cycle abnormalityF93Compressor abnormal revolutionF94Compressor discharge overshoot protectionF95Outdoor cooling high pressure protectionF96Power transistor module (IPM) overheating protectionF97Compressor overheating protectionF98Total running current protectionF99Outdoor direct current (DC) peak detectionH00No memory of failure; normal operation.H11Indoor/outdoor abnormal communicationH12Indoor unit capacity unmatchedH14Indoor intake air temperature sensor abnormalityH15Compressor temperature sensor abnormalityH16Outdoor current transformer (CT) abnormalityH19Indoor fan motor mechanism lockH23Indoor heat exchanger temperature sensor abnormalityH24Indoor heat exchanger temperature sensor 2 abnormalityH27Outdoor air temperature sensor abnormalityH28Outdoor heat exchanger temperature sensor 1 abnormalityH30Outdoor discharge pipe temperature sensor abnormalityH32Outdoor heat exchanger temperature sensor 2 abnormalityH33Indoor/outdoor misconnection abnormalityH36Outdoor gas pipe temperature sensor abnormalityH37Outdoor liquid pipe temperature sensor abnormalityH38Indoor/outdoor mismatch (brand code)H39Abnormal indoor operating unit or standby unitsH41Abnormal wiring or piping connectionH59ECONAVI sensor abnormalityH64Outdoor high pressure sensor abnormalityH70Light sensor abnormalityH97Outdoor fan motor mechanism lockH98Indoor high pressure protection (heating)H99Indoor operating unit freeze protection (cooling)
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Step-by-step tests, expected values, wiring diagram references, and verified part numbers.
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Common questions
How do I find the error code on my Panasonic Air Conditioner?
Most Panasonic air conditioners show the code directly on the control panel display. If your model has no display, it can be read by entering diagnostic mode with the key sequence for your model. The full procedures include model-specific instructions for reading codes.
Are these codes specific to my model?
The codes here apply broadly to Panasonic air conditioners. Meanings and diagnostic steps can vary by model and production year, so enter your model number for model-specific information and procedures.
What do I do if my code is not listed?
Some codes are model-specific or only appear in diagnostic mode. Enter your model number to get codes specific to your unit, or contact us. We update the database continuously from manufacturer service documentation.
How much does it cost to access the full diagnostic procedures?
A 3-day pass is $9.95 one-time and gives full access to all brands, codes, and procedures. Monthly access is $29/month with unlimited access to everything including Max AI diagnostics.