BoilerFaultCodesWorcester Bosch EA 227 Fault Code
Also written as EA227 — same fault.
The Worcester Bosch EA 227 fault code means: your boiler is failing to light or is losing its flame while running, which means your heating and hot water have stopped working.. It appears on 8 Worcester Bosch models in our database.
Technical description: No flame detected or flame signal loss during operation
DIY fix possible
Check if other gas appliances in your home, like a hob, are working to ensure gas is reaching the property.Ensure your gas pre-payment meter (if applicable) has sufficient credit.Try resetting the boiler by pressing the reset button to see if it clears a temporary glitch.
Find a Gas Safe engineer
Search the official register for a qualified engineer in your area.
Gas Safe Register →Avoid the next call-out bill
A cover plan would handle faults like EA 227: no call-out fees, no surprise bills.
Affiliate links. We may earn a commission at no extra cost to you.
Worcester Bosch models that show the EA 227 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Worcester Bosch EA 227 fault code information on this page is sourced and cross-checked against the official Worcester Bosch service / installation manuals for each affected model.
- Worcester Bosch Greenstar 12i System manual (PDF)
- Worcester Bosch Greenstar CDi Compact manual (PDF)
- Worcester Bosch Greenstar i manual (PDF)
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026