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Panasonic Air Conditioner Error Codes: Using the Self-Diagnosis Function

Panasonic Air Conditioner Error Codes: Using the Self-Diagnosis Function

At Panasonic, we understand the importance of maintaining a comfortable living environment. That's why our air conditioners are built with reliability and efficiency in mind. But even the most dependable equipment can experience occasional issues. To ensure your continued comfort and minimise downtime, Panasonic air conditioners feature a built-in Self-Diagnosis Function.

What is Self-Diagnosis Function?
Self-Diagnosis Function is a valuable tool for identifying potential issues with inverter models of Panasonic air conditioners. In the event of a malfunction, the unit will automatically diagnose the problem and display a corresponding alphanumeric error code. This error code can be referenced in the user manual or provided to a service technician for quick and accurate troubleshooting. By pinpointing the issue efficiently, the Self-Diagnostic Function helps minimise repair time and ensures a smoother service experience.

What is Error Code?
An error code is a three-digit alphanumeric code displayed on the remote control or from the Panasonic Comfort Cloud App. This code indicates a potential malfunction within your Panasonic air conditioner. You can refer Error Code Table below for a basic explanation or provide it to a qualified service technician for quick and accurate troubleshooting

What is Error Code?

An example of an error code on a Panasonic air conditioner remote control.

How to Retrieve Error Codes

There are two ways to retrieve error codes from your Panasonic air conditioner: using the remote control or with the Panasonic Comfort Cloud App (if applicable).

Watch Video: A step-by-step video guide on how to retrieve error codes from your Panasonic inverter air conditioner.
Video offered in Bahasa Melayu.

Using the Remote Control:

1. Point the remote control at the air conditioner. Press and hold the CHECK button for 5 seconds with a pointed object (like a pin). The remote control display will show "- -".

How to Retrieve Error Codes

2. Press the TIMER up or down arrow button repeatedly to cycle through the error codes. Each press will transmit the code to the main unit.

How to Retrieve Error Codes

3. When you hear a beep sound, the displayed code on the remote control matches the error code stored in the unit. Write down this error code for reference.

Using the Panasonic Comfort Cloud App (if applicable):

1. Tap the notification icon (the "i" symbol) in the top-left corner of the app.

How to Retrieve Error Codes

2. Navigate to the "Error messages" section within the app to view any error codes.

How to Retrieve Error Codes

Error Code Table

The table below lists common Panasonic air conditioner error codes. If you encounter an error code, note it down and contact a qualified service technician for inspection, troubleshooting, and repairs.

Error Code

Abnormality

H00

No memory of failure

H11

Indoor / Outdoor abnormal communication

H12

Indoor unit capacity unmatched

H14

Indoor intake air temperature sensor abnormality

H15

Compressor temperature sensor abnormality

H16

Outdoor current transformer abnormality

H17

Outdoor suction temperature sensor abnormality

H19

Indoor fan motor mechanism lock

H21

Indoor float switch operation abnormality

H23

Indoor heat exchanger temperature sensor 1 abnormality

H24

Indoor heat exchanger temperature sensor 2 abnormality

H25

Indoor ion device abnormality

H26

Minus ION abnormality

H27

Outdoor air temperature sensor abnormality

H28

Outdoor heat exchanger temperature sensor 1 abnormality

H30

Outdoor discharge pipe temperature sensor abnormality

H31

Abnormal swimming pool sensor

H32

Outdoor heat exchanger temperature sensor 2 abnormality

H33

Indoor / outdoor misconnection abnormality

H34

Outdoor heat sink temperature sensor abnormality

H35

Indoor / outdoor water adverse current abnormality

H36

Outdoor gas pipe temperature sensor abnormality

H37

Outdoor liquid pipe temperature sensor abnormality

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

H51

Ventilation fan motor locked

H52

Left-right limit switch fixing abnormality

H58

Indoor gas sensor abnormality

H59

Eco sensor abnormality

H64

Outdoor high pressure sensor abnormality

H67

nanoe™ abnormality

H70

Light sensor abnormality

H71

DC cooling fan inside control board abnormality

H72

Abnormality tank temperature sensor

H79

Wireless LAN module write error

H85

Abnormal communication between indoor & wireless LAN module

H97

Outdoor fan motor mechanism lock

H98

Indoor high-pressure protection

H99

Indoor operating unit freeze protection

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

Power factor correction (PFC) circuit protection / system and compressor microcomputer communication error

F91

Refrigerant cycle abnormality

F93

Compressor abnormal revolution

F94

Compressor discharge pressure protection

F95

Outdoor cooling high pressure protection

F96

Power transistor module overheating protection

F97

Compressor overheating protection

F98

Total running current protection

F99

Outdoor direct current (DC) peak detection

Note: New error codes may be added over time, refer to the Operating Instructions or contact Panasonic customer service for the most up-to-date information.

Conclusion

Understanding the Self Diagnosis Function empowers you to identify potential issues with your Panasonic air conditioner and communicate them effectively to a qualified service technician. By providing the error code, you can streamline the diagnosis process and ensure a quicker resolution.

Additionally, explore the Panasonic website for further resources and maintenance tips to keep your air conditioner operating at peak performance for years to come.

Disclaimer

This article is intended to provide users with a basic understanding of the Self-Diagnosis Function and its role in identifying potential malfunctions within their Panasonic inverter air conditioners. It is important to prioritise safety at all times. While the Self-Diagnosis Function can be a valuable tool, any repairs or complex troubleshooting procedures should be exclusively performed by a qualified service technician. Such technicians possess the necessary expertise and specialised tools to ensure a safe and accurate diagnosis, as well as effective resolution of the issue.