LG LFXS29766 Series - How to Use Your Refrigerator

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6. TROUBLESHOOTING
6-1 Error Code Summary
WARNING: When checking Resistance values, make sure to
turn off the power, and wait for the voltage to
discharge.
NOTE) Within 3 hours after the error : Press the Ice Plus button and Freezer button simultaneously
All errors except for “E rt”, “E SS”, “E IS(except for icing Sensor)”, “E gF”, “E It”, E HS”, “E Id”,
“E IU” error, are displayed.
"E IS" which is displayed without input of user is the error of Icing Sensor.
NO
Error Detection
Category
1 Normality None Normal operation of Display
2
Freezer Sensor
Error
E FS
Short or Disconnection
of Freezer Sensor
3
Refrigerator
Sensor Error
E rS
Short or Disconnection
of Refrigerator Sensor
Check each sensor at it’s
connector.
Temperature Fuse
Disconnection, Heater
disconnection, DRAIN Jam,
Poor Relay for Heater
Error Generation Factors
Remark
Error Display
8
Pantry sensor
error
E SS
Short or Disconnection
of Pantry Sensor
10
Freezer Ice maker
kit defect
E IU
Other Electric system error
such as moter, gear,
operation circuit within
freezer I/M kit
When the ice does not drop
even when the freezer I/M
Test S/W is pressed
13
Defrosting Error
F dH
Even though it is passed
80Minute since then
Defrosting, if Defrosting
sensor is not over
46.4°F(8°C), it is caused
12
Flow
Meter(Sensor)
Defect
E gF
Error of flow meter or water
input or low water pressure
Error of flow meter or water
input or low water pressure or
flow meter connection
15
Abnormality of
BLDC FAN Moter
for Freezer
E FF
It is caused when feedback
signal isn’t over 65 seconds
during BLDC FAN motor
operating
Poor BLDC Motor connection,
DRIVE IC, and TR
9
Room Temp
Sensor Error
E rt
Short or Disconnectoin of
Room temp.sensor
14
Abnormality of
BLDC FAN Moter
for Ice Making
E IF
It is caused when feedback
signal isn’t over 65 seconds
during BLDC FAN motor
operating
Poor BLDC Motor connection,
DRIVE IC, and TR
Refrigerator
Temperature
(Error code )
Freezer
Temperature
(Error code )
4
Defrost Sensor
Error
E dS
Short or Disconnection
of Pantry Sensor
5
Humidity Sensor
Error
E HS
Short or Disconnection
of Humidity
17
Communication
Error
E
CO
Communication Error
between Micom of Main PCB
and Display Micom
Poor Communication
connection,Poor TR of
Transmitter and Receiver Tx/Rx
between display and main board.
Poor BLDC Motor connection,
DRIVE IC, and TR
16
Abnormality of
BLDC FAN Moter
for Mechanic
Room
E CF
It is caused when feedback
signal isn’t over 65 seconds
during BLDC FAN motor
operating
6
Freezing Icing
Sensor Error
E Id
Short or Disconnectoin of the
sensor about freezer Ice maker
11
Refrigerator Ice
maker kit defect
E It
Other Electric system error such
as moor, gear, opeation circuit
within refrigerator I/M kit
7
Refrigerator Icing
Sensor Error
E IS
Short or Disconnectoin of the
sensor about refrigerator Ice maker
When the ice does not drop
even when the refrigerator
I/M Test S/W is pressed