Frigidaire Refrigerator Error Code I/M FUNCTION ERROR
Ice tray has not returned to level after an ice harvest; error is displayed after three failed attempts.
Ice tray has not returned to level after an ice harvest; error is displayed after three failed attempts.
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.
Get the full diagnostic procedure for I/M FUNCTION ERROR.
- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
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What I/M FUNCTION ERROR means on a Frigidaire refrigerator
The I/M FUNCTION ERROR on a Frigidaire refrigerator indicates that the ice maker's ice tray failed to return to its level (home) position after completing an ice harvest cycle. During a normal harvest, the tray motor rotates the tray to release ice cubes, then drives the tray back to its flat, level position to refill with water. The control monitors this return movement and expects the tray to reach the home position within a defined time window. When that condition is not met on three consecutive harvest attempts, the error is logged and displayed.
The ice maker assembly contains a tray motor, a position sensor or switch that detects the home position, and the mechanical linkage connecting them. Any failure in this chain can prevent the tray from completing its return rotation. Common culprits include a seized or worn tray motor that lacks the torque to complete the rotation, a broken or stripped drive mechanism, a faulty home position switch that fails to signal completion even when the tray has returned, or ice buildup that physically obstructs the tray's movement. Freezer temperature problems can also contribute if ice is forming in unusual places and jamming the mechanism.
Because the error triggers only after three failed attempts, the control has already confirmed that the issue is persistent rather than a one-time anomaly. The diagnostic path leads directly to ice maker replacement as the recommended resolution, which reflects the integrated nature of modern Frigidaire ice maker assemblies where the motor, tray, and sensing components are bundled together and not individually serviceable in most cases.
Source: manufacturer service documentation.
Common causes of I/M FUNCTION ERROR
- 01
Failed Ice Maker Tray Motor
Part replacementThe motor that drives the tray rotation may be seized, burned out, or too worn to generate enough torque to return the tray to level. This is the most likely cause and is addressed by replacing the ice maker assembly.
- 02
Ice or Frost Obstruction
Wiring / connectionIce buildup around the tray or in the mechanism can physically block the tray from completing its return rotation. Inspect the ice maker compartment for unusual frost accumulation or chunks of ice jamming the moving parts.
- 03
Faulty Home Position Switch or Sensor
Part replacementA defective position switch may fail to detect that the tray has returned to level, causing the control board to register a failure even if the motor and tray are functioning correctly. This component is typically part of the ice maker assembly.
- 04
Stripped or Broken Drive Linkage
Part replacementThe plastic gears or linkage connecting the motor to the tray can crack or strip over time, preventing the motor's rotation from translating into tray movement. Inspect the mechanism for visible damage if the assembly is accessible.
- 05
Inadequate Freezer Temperature
Wiring / connectionIf the freezer is not maintaining proper temperature, ice may form in irregular locations that interfere with tray movement. Verify the freezer is operating within its correct temperature range before replacing components.
Frequently asked questions about I/M FUNCTION ERROR
What does I/M FUNCTION ERROR mean on a Frigidaire refrigerator?
Can I fix the I/M FUNCTION ERROR myself, or do I need a technician?
Is the I/M FUNCTION ERROR a safety issue for my refrigerator or food?
Will resetting my Frigidaire refrigerator clear the I/M FUNCTION ERROR?
How much does it cost to fix an I/M FUNCTION ERROR on a Frigidaire refrigerator?
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