BoilerFaultCodesWorcester Bosch 2922 - Fault Code
Also written as 2922 — same fault.
The Worcester Bosch 2922 - fault code means: your boiler's internal computer brain has detected a software or electronics error and has stopped working to protect itself.. It appears on 3 Worcester Bosch models in our database.
Technical description: Internal fault
DIY fix possible
Locate the reset button (represented by a flame with a line through it or the word 'Reset') on the front control panel.Press and hold the reset button for three seconds.Wait for the boiler to restart; if the code clears, monitor the boiler, but if it returns immediately, you will need a professional.
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Worcester Bosch models that show the 2922 - fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Worcester Bosch 2922 - fault code information on this page is sourced and cross-checked against the official Worcester Bosch service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026