Low
5 green flashes on Baxi Performa

Your boiler's internal computer has had a temporary communication glitch and is attempting to fix 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 for the boiler to complete its automatic self-reset processTurn the selector switch to the 'Reset' position for five seconds if the flashing continuesEnsure the power supply to the boiler is stable and not fluctuating

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4 green flashesView →6 green flashesView →

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