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Error code reference

Samsung Refrigerator Error Code I/M FUNCTION ERROR

Ice tray has not returned to level after an ice harvest; error displayed after three failed attempts (Fridge…

Samsung codesSamsung refrigerator codes

Ice tray has not returned to level after an ice harvest; error displayed after three failed attempts (Fridge side on Twin I/M units).

First step from the service manual

Replace Ice Maker.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What I/M FUNCTION ERROR means on a Samsung refrigerator

The I/M FUNCTION ERROR is triggered when the ice maker's ice tray fails to return to its level (home) position after completing an ice harvest cycle. The control board monitors tray position through a sensor or motor feedback loop, and when the tray does not return correctly, the board logs a failed attempt. After three consecutive failed attempts, the error code is displayed. The most direct fix Samsung specifies is ice maker replacement.

For homeowners: your refrigerator makes ice by rotating a tray to dump ice cubes into the bin, then returning the tray to a flat position to refill with water. The I/M FUNCTION ERROR means the tray is getting stuck or the motor driving it is failing to complete that return movement. The fridge has tried this sequence three times without success before showing you this code. Your refrigerator's cooling and other functions are not affected, but ice production has stopped.

The ice maker assembly in Samsung refrigerators is a self-contained unit. The tray, motor, and position sensor are integrated, which is why Samsung's recommended fix is full ice maker replacement rather than individual component repair. Attempting to manually reset or reposition the tray may temporarily clear the error but rarely resolves the underlying mechanical or electrical failure causing the jam.

Source: manufacturer service documentation.

Common causes of I/M FUNCTION ERROR

  1. 01

    Failed ice maker tray motor

    Part replacement

    The motor responsible for rotating and returning the ice tray loses torque or fails internally, preventing the tray from completing its return to the level position after dumping ice. This is the most common root cause and requires ice maker assembly replacement.

  2. 02

    Ice tray mechanically obstructed or frozen in position

    Wiring / connection

    Ice buildup or a misaligned tray can physically block the tray from rotating back to its home position. This can happen after a defrost cycle failure or if water overfills the tray and freezes around the pivot points.

  3. 03

    Faulty tray position sensor or feedback circuit

    Part replacement

    The sensor that signals the control board when the tray has returned to level can fail or lose continuity, causing the board to read a failed return even when the tray moves correctly. This typically requires replacing the ice maker assembly since the sensor is integrated.

  4. 04

    Ice maker wiring harness fault

    Wiring / connection

    A damaged or loose wiring harness connection between the ice maker and the main control board can interrupt position feedback signals, causing the board to log repeated tray return failures. Inspect the connector at the ice maker for corrosion, bent pins, or a loose fit before replacing the assembly.

See the test procedure for each cause

Frequently asked questions about I/M FUNCTION ERROR

What does I/M FUNCTION ERROR mean on a Samsung refrigerator?
I/M FUNCTION ERROR means the ice maker's ice tray failed to return to its level home position after dumping ice during a harvest cycle. Samsung refrigerators display this code after three consecutive failed attempts. Ice production stops when this error is active, but the rest of the refrigerator continues to operate normally.
How do I fix I/M FUNCTION ERROR on a Samsung refrigerator?
Samsung's primary fix for I/M FUNCTION ERROR is replacing the ice maker assembly. Before replacing it, check whether ice or frost is blocking the tray by running a manual defrost and inspecting the tray for obstructions. Also check the wiring harness connector at the ice maker for loose or corroded pins. If the tray and wiring check out fine, the ice maker assembly itself has failed and needs replacement.
Can I still use my Samsung refrigerator with the I/M FUNCTION ERROR code active?
Yes, your refrigerator is safe to use with this error active. The I/M FUNCTION ERROR only disables ice production. Cooling, freezing, and all other functions continue to work normally. You can still use the refrigerator while you source parts or schedule a repair, but you will not get ice until the issue is resolved.
How much does it cost to fix I/M FUNCTION ERROR on a Samsung refrigerator?
A replacement Samsung ice maker assembly typically costs between $80 and $200 depending on the model. If you hire a technician, labor adds roughly $100 to $200, bringing the total to $180 to $400. The ice maker assembly is accessible without major disassembly on most Samsung models, making this a manageable DIY repair for someone comfortable with appliance work and basic electrical connectors.
Will resetting my Samsung refrigerator clear the I/M FUNCTION ERROR?
A reset may temporarily clear the I/M FUNCTION ERROR display, but the code will return after the ice maker runs another harvest cycle and the tray fails to return to level again. The error clears permanently only when the underlying cause, whether ice obstruction, a failed motor, or a faulty sensor, is actually resolved.

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