BoilerFaultCodesRemeha e44 Fault Code
Also written as E44 — same fault.
The Remeha e44 fault code means: your boiler's internal computer has detected an error in its configuration settings and needs a professional to reset internal parameters.. It appears on 3 Remeha models in our database.
Technical description: Parameter limits. Automation settings.
What causes the Remeha e44 fault?
This fault occurs when the boiler's control board loses or fails to recognise its specific identity and operating instructions. The most common reason is a communication failure between the main circuit board and the small plug-in 'key' that stores the boiler's settings, often caused by a power surge or an internal electronic glitch.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Remeha models that show the e44 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Remeha e44 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