BoilerFaultCodesRemeha E2 Fault Code
The Remeha E2 fault code means: your boiler is struggling to ignite or keep the flame burning, and it is now trying to clear itself out before attempting to start again.. It appears on 2 Remeha models in our database.
Technical description: Error during start-up or operation; followed by a 3 minute venting cycle
What causes the Remeha E2 fault?
This fault occurs when the boiler's control system cannot detect a steady flame after it tries to light. The most common reasons are a worn-out ignition spark, a blocked airway, or a faulty gas valve that isn't letting enough fuel into the burner.
DIY fix possible
Check if other gas appliances, like a hob, are working to ensure there is a gas supply.If you have a prepaid meter, check that you have enough credit.Press the Reset button once to see if the boiler restarts.
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A cover plan would handle faults like E2: no call-out fees, no surprise bills.
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Remeha models that show the E2 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Remeha E2 fault code information on this page is sourced and cross-checked against the official Remeha service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026