E5
Monogram Ice Maker Thermistor / Ice Compartment Sensor Fault

Freezer displays E5; ice production (if equipped with ice maker) may stop or be inconsistent.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Failed ice maker mold thermistor, loose connection at ice maker harness, damaged wiring in freezer door, faulty ice maker module sensor circuit

How to Fix / Troubleshooting

Safety: Turn off power to the freezer before servicing the ice maker.

  • Verify model features: Ensure your Monogram freezer is equipped with an internal ice maker; E5 is often associated with ice system sensor faults.
  • Access ice maker: Remove the ice bin and any covers to expose the ice maker assembly.
  • Inspect harness: Check the multi-pin connector between the ice maker and freezer wiring harness. Reseat the connector and look for corrosion or bent pins.
  • Check door wiring (if ice in door): Inspect the wire bundle at the top or bottom hinge for pinched or broken wires.
  • Test ice maker thermistor: If accessible, disconnect the thermistor leads from the ice maker module and measure resistance at freezer temperature. Replace the ice maker assembly if the sensor is open/shorted and not separately replaceable.
  • Replace assembly if needed: Many Monogram ice makers are serviced as a complete ice maker assembly. Remove mounting screws, disconnect wiring, and install the new unit.

If E5 persists after replacing the ice maker, the main control board or user interface may require professional diagnosis.

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Repair Difficulty

Medium 3/5

Required Part

Ice Maker Assembly
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