Samsung fridge Error codes - MBM TECH SERVICES

Samsung Side by Side Error Codes

Error Code	Description
C01	Freezer Sensor
C02	Refrigerator Sensor error
C03	Bottom room Sensor error
C04	Freezer Defrost Sensor
C05	Refrigerator Defrost Sensor
C06	Outdoor temperature Sensor
C07	Pantry room Sensor
C08	Ice maker sensor error
C09	Cool select zone sensor error
C10	Curd maker sensor error
C11	Cool select zone Defrost Sensor
C13	Humidity sensor error
C14	Refrigerator ice maker sensor error
C15	Refrigerator ice making room Sensor error
C16	Refrigerator Humidity sensor error
C17	Carbonated water temperature sensor error
C18	Freezer room rotary switch error
C19	Refrigerator room rotary sensor error
C20	Crystal ice maker sensor error
C21	Freezer fan motor error
C22	Refrigerator fan motor error
C23	Condenser fan motor error
C24	Freezer Defrost error
C25	Refrigerator Defrost error
C26	Freezer ice maker faulty
C27	Damper Heater error
C28	Deodorizer fan motor error
C29	Cool select zone Defrost error
C30	Top room abnormal high
C31	Cool select zone indoor fan motor error
C32	Bottom room abnormal high
C33	Freezer ice pipe heater error
C34	Water tank heater error
C35	Freezer Defrost early return error (Low resistance)
C36	Refrigerator Defrost early return
C37	Cool select zone early return
C38	Curd fan motor error
C39	Refrigerator ice maker functioning error
C40	Ice making room Sensor error
C41	Communication Error main PCB and Display PCB
C44	Communication Error, main PCB to F COMP
C45	Communication Error, main to R Comp
C46	Input/output expander Communication error
C47	Communication Error, main to dispenser
C48	Easy open 1 door Communication error
C49	Easy open door 2 Communication error
C50	Easy open Door 3 Communication error
C51	Easy open door 4 Communication error
C52	WiFi Communication error
C53	Inverter AI streaming Communication error
C54	Inverter background OTN Communication error
C56	Lighting sensor error
C57	Wine Refrigerator Bottom room Humidity sensor error
C58	Wine Refrigerator middle room Humidity sensor error
C59	Pantry 2 room Sensor error
C61	Refrigerator ice duct heater error
C62	Cool select zone fan motor error
C63	Sub damper heater error
C64	Refrigerator ice pipe heater error
C65	Refrigerator ice bucket heater error
C66	Door handle heater error
C67	Easy open door 1 function error
C68	Easy open door 2 function error
C69	Easy open door 3 function error
C70	Easy open door 4 error
C71	Freezer abnormal high temperature error
C72	Refrigerator abnormal high temperature error
C73	Cool select zone abnormal high temperature error
C74	Transparent ice maker functioning error
C75	Transparent ice maker ice pipe heater error
C76	Auto fill overflow error
C77	Camera initial error
C78	Cabinet rear heater error
C79	Showcase heater error
C80	Pantry fan 2 error
C81	Freezer compressor operation error
C82	Freezer compressor IPM fault
C83	Freezer compressor location detect error
C84	Freezer compressor rotor locked error
C85	Refrigerator compressor operation error
C86	Refrigerator compressor IPM fault
C87	Refrigerator compressor location detection error
C88	Refrigerator compressor rotor locked error
C89	Freezer compressor IPM OLP error
C90	Freezer compressor OLP error

[fridge_diagnosis]

Samsung Inverter PCB Blinking Error

Indicator	Error Description
●	PCB and/or compressor failure
●●	IPM terminal short or compressor or both
●●●	Compressor failure
●●●●	Compressor locked
●●●●●	Low voltage
●●●●●●	Over voltage

Samsung Inverter Fridge Rotary Knob Error Codes

Error Times	Description	Solution
1 time	Freezer duct sensor error	Check and replace the freezer duct sensor if needed.
2 times	Freezer Defrost Sensor	Inspect the defrost sensor for any faults; replace if necessary.
3 times	RT sensor	Test the RT sensor for continuity and replace if defective.
4 times	Freezer knob error	Ensure the freezer knob is correctly installed and functioning.
5 times	Freezer Defrosting error	Check the defrost heater and thermal fuse; replace if needed.
6 times	Refrigerator duct sensor	Verify the sensor’s connection and replace if not functioning.
7 times	Ref defrost sensor	Check the defrost sensor for any malfunctions and replace it.
9 times	Ref knob rotary error	Inspect the rotary knob mechanism for issues and repair or replace.
10 times	Compressor error and/or PCB error	Test the compressor and PCB connections; repair or replace as needed.
11 times	Freezer fan motor	Check the freezer fan motor for functionality; replace if defective.
12 times	Ref fan motor	Ensure the refrigerator fan motor is operational; replace if faulty.

Samsung Twin Cooling Convertible Fridge Error Codes

Error Code	Description	Solution
–23C	Freezer Defrost Error	Check heater and thermal fuse.
–21C	External Sensor Error	Check the external sensor near the main PCB and door hinges.
–19C	Freezer Sensor Error	Inspect the freezer sensor located in the freezer duct.
–17C	Refrigerator Sensor Error	Check the refrigerator sensor in the refrigerator compartment duct.
–15C	Freezer Defrost Sensor Error	Check the freezer defrost sensor on the cooling coil in the freezer compartment.
1C	Freezer Fan Error	Inspect the freezer fan located in the freezer duct.
2C	Refrigerator Fan Error	Check the refrigerator fan for any blockages or faults.
3C	Compressor Error	Inspect compressor wiring and the inverter PCB.
Check for additional errors on the inverter PCB. A red LED will glow continuously during compressor operation. If any fault occurs in the compressor or inverter PCB, that LED will blink.

Samsung refrigerator error codes (Ref Display only)

Error Table

Error Code	Error Description	Solution
1C ―――	Freezer defrost error	Check thermal fuse, defrost heater, bimetal, wiring connection slipped out.
2C ―――	Exit sensor or ambient sensor error	Check resistance value of sensor (5K at 30°C), or connectors slipped out.
3C ―――	Refrigerator sensor error	Check resistance value of sensor (5K at 30°C), or connectors slipped out.
5C ―――	Freezer defrost sensor error	Check resistance value of sensor (5K at 30°C), or connectors slipped out.
7C ―――	Freezer fan motor error	Check fan motor externally (12VDC); if fan works, check wiring feedback at PCB.
Power Cool symbol ―――	Compressor error	Check resistance of compressor, check wiring continuity of UVW wires; if both are okay, replace compressor.
Ice ON/OFF ―――	Icemaker sensor error	Check sensor below icemaker tray; check resistance value of sensor (5K at 30°C), or connectors slipped out.

Samsung SBS and French door model

Error Code	Description	Solution
1E	Freezer Sensor	Open freezer room duct and locate sensor in room. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
2E	Fridge Sensor	Open fridge room duct and locate sensor in room. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
4E	Defrost Sensor (Freezer)	Open freezer room duct and locate sensor on evaporator coil. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
5E	Defrost Sensor (Fridge)	Open fridge room duct and locate sensor on evaporator. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
6E	Room Ambient Sensor	Find ambient sensor near upper door hinge or in PCB control box. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
9E	Cool Select Zone Sensor	Open cool select zone and locate sensor. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
11E	Cool Select Zone Defrost Sensor	Open cool select zone and locate sensor on evaporator. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
13E	Humidity Sensor	Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
14E	Ice Maker Sensor (Fridge)	Open fridge room, find ice maker kit, and locate sensor below ice tray. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
15E	Ice Maker Sensor (Freezer)	Open freezer room, find ice maker kit, and locate sensor below ice tray. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
16E	Fridge Humidity Sensor	Open fridge room and locate humidity sensor. Value should be between 4k to 6k ohm at 30⁰C. Check if connectors may have slipped away.
21E	Fan Motor (Freezer)	Open freezer room duct and check if fan motor is jammed or stuck in ice. Reconnect and try again. Operate test mode to check if fan motor is working. Check wiring, connectors, and voltage on motor connectors (7‐12 VDC).
22E	Fan Motor (Fridge)	Open fridge room duct and check if fan motor is jammed or stuck in ice. Reconnect and try again. Operate test mode to check if fan motor is working. Check wiring, connectors, and voltage on motor connectors (7‐12 VDC).
24E	Defrost Error (Freezer)	Open freezer room and check heater continuity, thermal fuse continuity, bimetal, and wiring.
29E	Defrost Error (Cool Select Zone)	Open cool select room and check heater continuity, thermal fuse continuity, bimetal, and wiring.
31E	Fan Motor (Cool Select Zone)	Open cool select room duct and check if fan motor is jammed or stuck in ice. Reconnect and try again. Operate test mode to check if fan motor is working. Check wiring, connectors, and voltage on motor connectors (7‐12 VDC).
39E	Ice Maker Function (Fridge Room)	Check ice maker kit for visible damage, stuck ice, lever operation, and press test switch below ice maker kit. Replace ice maker unit if error persists.
40E	Fan Motor (Ice Maker)	Check if fan motor is jammed or stuck in ice. Check voltage (7‐12 VDC) on terminal during test mode. Check wiring for positive, negative, and feedback to PCB.
41E	Communication Error	Check wiring between main PCB and display PCB. Replace main and display PCB if wiring is okay.
44E	Communication Error	Main PCB and display PCB communication error. Check power supply in inverter PCB; replace both PCBs if required.
61E	Fridge Ice Duct Heater	Check heater, thermal fuse, and bimetal continuity. Check wiring if the above components are okay.
65E	Fridge Ice Bucket Heater	Check heater, thermal fuse, and bimetal continuity. Check wiring if the above components are okay.
66E	Door Handle Heater	Check door handle heater continuity: 0≈ short, infinite ≈ open.
71E	Freezer Temperature Abnormally High	Check if the door has been open for a long time. Check for gas charging defect.
72E	Fridge Temperature Abnormally High	Check if the door has been open for a long time. Check for gas charging defect.
81E	Compressor Start Failure	Check inverter PCB output supply; check for gas choke-up.
82E	IPM Failure	Check inverter PCB for short circuit, and replace inverter PCB if necessary.
83E	Compressor Location Error	Check compressor terminal open and compressor wiring. Open≈ No beep on multimeter.
84E	Compressor Locked Error	Check compressor run without gas. Replace compressor if gas lines are clear.
85E	Low Voltage Error	Check power supply for loose contact. Voltage should be 230 VAC or as per country standards.
86E	Over Voltage Error	Check that the voltage of the power supply does not exceed country standards.
87E	R Comp Start Failure	Check inverter PCB output supply; check for gas choke-up.
88E	R Comp IPM Fault	Check inverter PCB for short circuit, and replace inverter PCB if necessary.
89E	R Comp Location	Check compressor terminal open and compressor wiring. Open≈ No beep on multimeter.
90E	R Comp Locked Error	Check compressor run without gas. Replace compressor if gas lines are clear.
91E	R Comp Low Voltage	Check power supply for loose contact. Voltage should be 230 VAC or as per country standards.
92E	R Comp Over Voltage Error	Check that the voltage of the power supply does not exceed country standards.

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