E16
Bissell
Main Control Board / Firmware Error
Robot vacuum shows E16 and may not respond to buttons or may freeze during 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 firmware, Static discharge or power surge, Faulty main PCB, Loose internal connectors
How to Fix / Troubleshooting
Safety first: Turn off the robot and disconnect it from the charging base.
- Hard reset: If supported, press and hold the power or reset button for the duration specified in the manual to perform a factory reset.
- Firmware update: Connect the robot to the Bissell app and check for firmware updates. Apply any available updates.
- Power cycle: Turn the robot off for 5 minutes, then power it back on and test.
- If E16 persists and other components test good: The main control board is likely defective. Replacement of the main PCB is required and should be done by a qualified technician.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board (PCB)
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