LG LTCS20020S error codes & fixes
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Error codes
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LG LTCS20020S Error Code SS
LG LTCS20020S error code SS means pantry sensor shortened or open. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Code SB
LG LTCS20020S code SB means sabbath mode is active. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code RT
LG LTCS20020S error code RT means room temperature sensor shortened or open. This guide explains the likely causes, the safest first checks, and when support or service is the better next s…
LG LTCS20020S Error Code RS
LG LTCS20020S error code RS means refrigerator sensor short or disconnection detected. This guide explains the likely causes, the safest first checks, and when support or service is the bet…
LG LTCS20020S Error Code RF
LG LTCS20020S error code RF means refrigerator fan motor abnormality detected. This guide explains the likely causes, the safest first checks, and when support or service is the better next…
LG LTCS20020S Error Code OF F
LG LTCS20020S error code OF F means display/Demo mode is active and cooling is disabled. This guide explains the likely causes, the safest first checks, and when support or service is the b…
LG LTCS20020S Error Code OD
LG LTCS20020S error code OD means wiFi modem or communication error between LCD display micom and WiFi modem. This guide explains the likely causes, the safest first checks, and when suppor…
LG LTCS20020S Error Code IT
LG LTCS20020S error code IT means ice maker defect detected. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
All fixes for this model
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LG LTCS20020S Error Code SS
LG LTCS20020S error code SS means pantry sensor shortened or open. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Code SB
LG LTCS20020S code SB means sabbath mode is active. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code RT
LG LTCS20020S error code RT means room temperature sensor shortened or open. This guide explains the likely causes, the safest first checks, and when support or service is the better next s…
LG LTCS20020S Error Code RS
LG LTCS20020S error code RS means refrigerator sensor short or disconnection detected. This guide explains the likely causes, the safest first checks, and when support or service is the bet…
LG LTCS20020S Error Code RF
LG LTCS20020S error code RF means refrigerator fan motor abnormality detected. This guide explains the likely causes, the safest first checks, and when support or service is the better next…
LG LTCS20020S Error Code OF F
LG LTCS20020S error code OF F means display/Demo mode is active and cooling is disabled. This guide explains the likely causes, the safest first checks, and when support or service is the b…
LG LTCS20020S Error Code OD
LG LTCS20020S error code OD means wiFi modem or communication error between LCD display micom and WiFi modem. This guide explains the likely causes, the safest first checks, and when suppor…
LG LTCS20020S Error Code IT
LG LTCS20020S error code IT means ice maker defect detected. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code IS / 1S
LG LTCS20020S error code IS / 1S means ice maker fan motor problem or ice maker sensor disconnection. This guide explains the likely causes, the safest first checks, and when support or ser…
LG LTCS20020S Error Code IF / F1
LG LTCS20020S error code IF / F1 means ice maker fan problem detected. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code HS
LG LTCS20020S error code HS means humidity sensor short or disconnection detected. This guide explains the likely causes, the safest first checks, and when support or service is the better…
LG LTCS20020S Error Code GF
LG LTCS20020S error code GF means flow sensor error or low water pressure detected. This guide explains the likely causes, the safest first checks, and when support or service is the better…
LG LTCS20020S Error Code FS
LG LTCS20020S error code FS means freezer sensor short or disconnection detected. This guide explains the likely causes, the safest first checks, and when support or service is the better n…
LG LTCS20020S Error Code FF
LG LTCS20020S error code FF means freezer fan issue detected. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code EIU
LG LTCS20020S error code EIU means freezer compartment ice maker assembly failure. This guide explains the likely causes, the safest first checks, and when support or service is the better…
LG LTCS20020S Error Code EID
LG LTCS20020S error code EID means freezer compartment ice maker sensor failure. This guide explains the likely causes, the safest first checks, and when support or service is the better ne…
LG LTCS20020S Error Code DS
LG LTCS20020S error code DS means defrosting sensor short or disconnection detected. This guide explains the likely causes, the safest first checks, and when support or service is the bette…
LG LTCS20020S Error Code DR
LG LTCS20020S error code DR means door motor did not reach max or home position within 5 seconds. This guide explains the likely causes, the safest first checks, and when support or service…
LG LTCS20020S Error Code DH
LG LTCS20020S error code DH means defrosting exceeded 1 hour without reaching the target temperature. This guide explains the likely causes, the safest first checks, and when support or ser…
LG LTCS20020S Error Code CO
LG LTCS20020S error code CO means communication error between control board and display. This guide explains the likely causes, the safest first checks, and when support or service is the b…
LG LTCS20020S Error Code CL E / E CL
LG LTCS20020S error code CL E / E CL means low-side refrigerant leak indicated. This guide explains the likely causes, the safest first checks, and when support or service is the better nex…
LG LTCS20020S Error Code CH E / E CH
LG LTCS20020S error code CH E / E CH means high-side refrigerant leak indicated. This guide explains the likely causes, the safest first checks, and when support or service is the better ne…
LG LTCS20020S Error Code CF
LG LTCS20020S error code CF means condenser fan feedback signal issue during fan operation. This guide explains the likely causes, the safest first checks, and when support or service is th…
LG LTCS20020S Error Code C1
LG LTCS20020S error code C1 means communication error between LCD display and dispenser. This guide explains the likely causes, the safest first checks, and when support or service is the b…
LG LTCS20020S Error Code AS / L AS / R AS
LG LTCS20020S error code AS / L AS / R AS means auto door motor reed switch is open while the motor is operating. This guide explains the likely causes, the safest first checks, and when su…
LG LTCS20020S Error Code AD
LG LTCS20020S error code AD means door motor did not reach max or home position within 5 seconds. This guide explains the likely causes, the safest first checks, and when support or service…
LG LTCS20020S Error Code 88
LG LTCS20020S error code 88 means unit is functioning properly. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code 67
LG LTCS20020S error code 67 means door gap or obstruction preventing proper door closure. This guide explains the likely causes, the safest first checks, and when support or service is the…
LG LTCS20020S Error Code 33
LG LTCS20020S error code 33 means compressor relay problem. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
LG LTCS20020S Error Code 22
LG LTCS20020S error code 22 means compressor relay problem. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
About this model
If your device shows an error code, start with the matching fix page. When a code returns repeatedly, it often points to an underlying cause (temperature, power delivery, sensors, locks, or wear).
Always follow basic safety: unplug before opening anything, and stop if you smell burning or see damage.