Sub-Zero Ice Maker Error Codes

Complete Troubleshooting & Diagnostic Guide

Ice Maker Motor & Mechanical Errors
EC10
Ice Maker Motor Jam
  • Check for ice blockage in motor assembly.
  • Manually rotate mechanism to test movement.
  • Inspect gears for damage or wear.
  • Replace motor assembly if jam persists.
Ice Tray Detection Errors
EC11
Ice Tray Not Detected
  • Ensure ice tray is properly installed.
  • Check tray alignment with sensor.
  • Inspect detection sensor for dirt or damage.
  • Replace sensor if not responding.
Water System Errors
EC12
Water Fill Error
  • Check water supply line and valve.
  • Inspect inlet filter for blockage.
  • Verify water pressure is adequate.
  • Replace inlet valve if faulty.
Ice Production Cycle Errors
EC13
Harvest Cycle Failure
  • Check ejector motor operation.
  • Inspect ice formation in mold.
  • Verify temperature is low enough for harvest.
  • Replace drive motor if needed.
Sensor & Calibration Errors
EC14
Sensor Calibration Fault
  • Reset power to recalibrate system.
  • Inspect temperature and position sensors.
  • Check wiring connections for looseness.
  • Replace sensor module if incorrect readings persist.
Ice Storage System Errors
EC15
Ice Bin Full Sensor Error
  • Remove and reinstall ice bin properly.
  • Clean sensor area from ice buildup.
  • Check sensor alignment and wiring.
  • Replace sensor if continuously faulty.
Important: If error codes persist after troubleshooting, disconnect power and contact a certified Sub-Zero technician.