E131 High

Boiler Fault Code E131

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code E131 appears across 3 boiler brands and 28 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler has experienced a power cut or was switched off while it was already showing a different fault, causing it to lock itself out for safety. (As reported on Potterton Promax HE Store)

Pick your boiler brand for the E131 fix

Baxi E131 24 models Main E131 1 model Potterton E131 3 models

Source

Information for the E131 fault code is sourced from the official service / installation manual for each model that displays it. Read more about how we source fault codes →

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026