Princess
Turbo Mode Control Failure
Vacuum cannot be switched to turbo/high mode; button presses are ignored, but low mode 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
Faulty turbo/mode button, Software glitch in control PCB, Turbo mode current limit reached due to weak battery, Damaged turbo driver circuit
How to Fix / Troubleshooting
Safety first: Remove the battery before opening the handle.
- Step 1 – Fully charge battery: Ensure the battery is at 100% and test turbo mode again.
- Step 2 – Reset electronics: Remove the battery for 5 minutes, then reinstall and try switching modes.
- Step 3 – Inspect mode button: Check for physical damage or stuck button. Clean around it and ensure it clicks.
- Step 4 – Replace handle PCB: If the button is mechanically fine but turbo still does not engage, replace the handle control PCB or main PCB as specified for your Princess model.
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Repair Difficulty
Medium
3/5
Required Part
Handle Control PCB
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