BoilerFaultCodes E83 488 Emergency
Boiler Fault Code E83 488
Also written as E83488 — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code E83 488 appears across 1 boiler brand and 1 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has detected a potential issue with the seals surrounding the gas components, which requires a professional inspection to ensure the system is operating safely and remains airtight. (As reported on Potterton Promax 15 & 24)
Pick your boiler brand for the E83 488 fix
Source
Information for the E83 488 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 7 July 2026