Fujitsu Air Conditioner Error Codes

The products of the Japanese Fujitsu Corporation are known worldwide for their innovativeness, manufacturability and reliability. The intelligent diagnostic system allows you to accurately determine errors and malfunctions in the operation of the air conditioner.

 

Indication of error codes of air conditioners Fujitsu is displayed both using codes on the remote control panel of the split system, and in the form of flashing LED indicators on the indoor unit of the air conditioner.

LED Indication Errors

Error codes of Fujitsu air conditioners, displayed using the color display of the indoor unit.

Fujitsu Air Conditioner Error Codes

Red diode (number of flashes)

Green diode (number of flashes)

No communication between indoor and outdoor modules

-

2

Failure to connect the wiring to the outdoor fan

-

3

Temperature sensor not connected

-

4

Disrupted power

-

5

No connection between indoor unit and remote control

-

8

Short circuit on the external temperature sensor

2

2

Short circuit on the humidity sensor inside the device

5

3

Mains resistance in the sensor area

3

2

No condensate drain, clogged tube

3

3

The temperature sensor function is impaired (moisture, dust or dirt has entered)

3

4

The compressor is disabled by the sensor due to a threshold temperature. Check current supply

3

8

Short circuit wiring, air conditioning turned off automatically

4

2

The function of the main relay is broken

4

3

Disrupted electrical current. In case of such an error, the Fujitsu air conditioner should remove the batteries from the remote control, turn off the power to the indoor and outdoor units, leave it for at least five minutes and try to turn it on.

4

4

Overvoltage protection turned on

4

7

No mains power, possibly a power outlet

4

8

Low voltage in the mains

5

2

Low voltage in the mains

5

3

Automatic compressor shutdown in case of overheating

5

5

No power to the outdoor fan

5

6

Fan short circuit

6

2

The indoor fan rotates slowly. Possible reason: lack of lubrication, broken motor bearing, motor itself is broken, fan is clogged

6

3

Refrigerant shortage causing an increase in discharge temperature

7

2

Extremely high refrigerant pressure, unit overheated. With such an error, the Fujitsu air conditioner should check the copper tubes, they may be kinked

7

3

Pressure sensor broken

7

5

Air conditioner filters clogged

8

2

Not clogged filters for the first time

8

3

Damage to the reversing valve of the air conditioner. Clean or change to a new one

8

4

Remote Control Error Codes

Fujitsu Air Conditioner: DTCs, System Error Control, or System Controller Error.

 

When EE error indication: EE is displayed on the remote control, press “power save” and “mode change button” simultaneously hold down the buttons for more than 3 seconds.

 

Error codes will be shown on the display.

  1. Stop the air conditioner.
  2. Press the Control Wizard button and Repair Fujitsu (Fujitsu) - the fan control button at the same time for 2 seconds or more to start a test run
  3. Press the start / stop button to stop the test run.

When E is an error indication: E. E. is displayed, follow the steps below to perform a self-test.

 

E: EE indicates an error.

 

1. Remote control display

 

  • Stop the air conditioner.
  • Press temperature setting buttons for 5 seconds or more to start self-diagnosis of Fujitsu air conditioner.
  • Refer to the following table for a description of each Fujitsu error code.
  • Press the temperature setting buttons for 5 seconds or more to stop the self-test.

Error codes for air conditioners Fujitsu, which are displayed on the remote control display

Fujitsu Air Conditioner Error Codes

Decoding of the error code of the Fujitsu air conditioner

00

There is no connection between the remote control and the outdoor unit

01

There is no communication between the indoor unit and the outdoor unit

02

The temperature sensor inside the room is broken

03

Short circuit of the temperature sensor inside the room

04

The function of the temperature sensor of the external heat exchanger is impaired

05

Short circuit on the temperature sensor of the internal heat exchanger

06

Heat exchanger temperature sensor malfunction

08

Disrupted power

09

Float switch works

0A

Outside temperature sensor failure

0b

Short circuit outdoor temperature sensor

0c

Fujitsu temperature sensor tube open

0d

Short circuit in the temperature sensor tube

0E

High pressure opening failure

0F

Crash in temperature tube

11

Error in the air conditioner

12

Indoor Fan Malfunction

13

There is no signal from the air conditioner

14

No signal from room sensor

FUJITSU Air Conditioners Error Codes DTCs
FUJITSU ASYG14LMCE
Comments: 1
  • #1

    duncan mitchell (Friday, 07 May 2021 09:54)

    Aircon not working - vent opens when turned on, green light blinks continuously, orange light blinks 3 times about every 30 seconds.