Low
5 green flashes on Baxi Netaheat

Your boiler has experienced a brief electronic 'hiccup' or data error and is trying to correct itself automatically.

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.

Technical description

Parameter error on printed circuit board (PCB). Temporary error, will self reset

DIY fix possible

Wait up to 10 minutes for the boiler to automatically reset itself.If the flashing continues, turn the power switch to the boiler off and then back on again.Ensure there are no external electrical appliances causing interference near the boiler.

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Related fault codes

4 green flashesView →6 green flashesView →

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