Low
uP on Ideal i-mini2 C24

Your boiler is currently in a configuration mode that usually appears when the power is first turned on or after a control board has been replaced.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

Shown when mains power is switched on (part of PCB replacement/configuration sequence)

From this model's manual
Verified against the Ideal I Mini2 C24 installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Locate the mode knob on the front of the boiler control panel.Turn the mode knob to the 'Standby' or 'Off' position.Turn the mode knob back to 'On' (Heating and Hot Water) to clear the display.

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Related fault codes

u1View →u2View →u3View →u4View →

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