Medium
0.0 on Worcester Bosch Greenstar 25 HE Combi

Your boiler is currently reporting that a previous fault has occurred and needs to be manually cleared or reset to resume normal operation.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

If a fault has occurred, the display will show 0.0 and the last fault.

DIY fix possible

Locate the reset button on your boiler control panel.Press and hold the reset button for 2 to 3 seconds.Wait a few minutes to see if the boiler ignites and the display returns to normal.

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Related fault codes

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