E15
Monogram
General System Fault / Internal Self-Test Failure
E15 error; unit may shut down and display a service indication after extended operation.
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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
Corrupted control board firmware, intermittent sensor readings, failing main control board, poor grounding
How to Fix / Troubleshooting
Safety First: Disconnect power before removing any control covers.
- Power cycle: Turn off the breaker or unplug the unit for at least 10 minutes, then restore power to clear temporary faults.
- Check ground: Verify the outlet is properly grounded and that the ground wire to the chassis is secure.
- Inspect board: Remove the control cover and inspect the main control board for burnt components, corrosion, or insect damage.
- Secure connectors: Reseat all harness connectors to the board to ensure good contact.
- Board replacement: If E15 returns repeatedly, replace the main control board. Firmware updates may be required; consult Monogram service documentation.
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Repair Difficulty
Hard
4/5
Required Part
Main Control Board
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