C190
Vorwerk
Internal Communication Bus Fault
C190 error, appliance reports internal communication error and stops
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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
Loose internal ribbon cable between display and main board, Faulty main control board, Firmware corruption, Power supply instability
How to Fix / Troubleshooting
Safety first: Disconnect from mains before any handling.
- 1. Full power reset: Unplug the appliance for at least 10 minutes. Reconnect directly to a wall outlet (avoid extension cords) and power on.
- 2. Check for updates: If your Vorwerk multicooker supports online updates, ensure firmware is up to date. Follow official instructions only.
- 3. Avoid further use if unstable: If the error recurs frequently or during heating, stop using the appliance to avoid unpredictable behavior.
- 4. Service required: Internal communication cables and boards are not user-serviceable. A technician will check the display module, main control board, and power supply board.
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Repair Difficulty
Professional Required
5/5
Required Part
Main control board
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