Panasonic washing machine error codes – what to do

The Panasonic washing machine shows error codes on the display – what each of them means and how to fix them, we will analyze in this article. Thanks to the SMA self-diagnosis, you have the ability to quickly find the problem and solve the problem without calling the wizard.

Let’s see what malfunctions are inherent in the Panasonic washing machine.

Panasonic CMA Fault Codes: Meaning, Causes, Remedies

Error CodesValueCauses of appearanceHow to fix a problem
U11What does the code U11 mean: the washing process cannot be completed.If the CM gives an error U11, then:
  • The washing machine is not connected correctly.
  • There was a blockage in the drain system (pipe, pump).
  • The heating element (TEH) has failed.
How to troubleshoot:
  1. Check the correct connection of the SMA. Incorrectly connected parts can cause self-draining. As a result, the machine does not complete the wash.
  2. Clean the drain pipe, inspect the pump.
  3. Replace heater.

U12

U13

H04

Program error or failure.When these error codes are lit on the display, the control module is faulty.What to do to reset the error:
  • test the main module;
  • If broken, repair or replace.
U14The mains voltage is not correct.Electrical failure.It is better to consult a specialist.
U18Sensor signal error.The code U18 was displayed on the screen – a malfunction of the control unit has occurred.To remove the error, you need to repair or replace the main unit.

H01

H05

H09

Control board failure.The main board is defective.Installing a new board.

H07

H17

Some sensors do not work correctly.Defective sensors.Change of faulty sensors.
H21Mode error.The processor has failed.You need to reflash the processor.

H27

H53

CM does not start washing.If the Panasonic washing machine does not start, the following problems are possible:
  • The door is not tightly closed.
  • No water enters the tank.
  • Blockage in the filling system.
  • Engine malfunction.
How to solve a problem:
  1. Inspect and clean the inlet hose and filter for blockage.
  2. Press the hatch door tighter.
  3. Check and replace the motor.

H29

H41

Malfunction of the control board and sensors in the washer.The contacts of the board are burned out, or its elements are broken.Installation of correct parts. Electronic board repair.

H43

H46

H51

H55

Critical situation.You need to contact the service center.
N52Failure of the electronic controller.Replacing the controller with a working one.

After reviewing the codes and options for solving them in the error table, you can fix the breakdown yourself. In case of critical malfunctions, it is better to contact the service.

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