E15
Ninja
Stuck Button / Keypad Error
Ninja multicooker shows E15 and beeps when trying to start any program.
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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
Front control panel button stuck mechanically, Moisture under keypad, Failed touch sensor IC on control board, Damaged ribbon cable to control panel
How to Fix / Troubleshooting
Safety first: Unplug the unit before cleaning the control panel.
- Inspect buttons: Press each button individually and feel for one that does not click or return properly. Wipe around the edges with a slightly damp cloth to remove sticky residue.
- Dry moisture: If liquid was spilled on the control panel, leave the unit unplugged for 24 hours to allow internal moisture to evaporate.
- Do not pry buttons: Avoid using sharp tools that could puncture the membrane.
- Persistent E15: Indicates a likely failure of the keypad or control board. Replacement of the front control panel assembly may be required.
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Repair Difficulty
Hard
4/5
Required Part
Control Panel Keypad
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