Low
5 green flashes on Baxi Profile

Your boiler's internal computer has had a temporary communication glitch and is attempting to restart itself.

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 self-resetSwitch the main electrical power to the boiler off and back on againEnsure your household electricity supply is stable and not fluctuating

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