E15
Severin
Generic System / Firmware Fault
Display shows E15 and the machine reports a general system error; no specific function works.
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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
Internal communication error between control board and sensor modules, Corrupted firmware, Shorted peripheral component, Loose internal connector
How to Fix / Troubleshooting
Safety first: Unplug the coffee maker before any further steps.
E15 is a generic fault indicating the control system detected an unrecoverable error.
- Hard reset: Unplug for 15 minutes. While unplugged, press and hold the main power or start button for 10 seconds to discharge residual power, then release and reconnect.
- Check environment: Ensure the machine is not exposed to excessive humidity or heat, which can affect electronics.
- Do not repeatedly restart: If E15 appears immediately after power-up each time, further attempts may cause more damage.
- Service required: A technician will need to open the unit, check internal connectors, and possibly reflash or replace the main PCB.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control PCB
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