BoilerFaultCodes 38cxi Low
Boiler Fault Code 38cxi
Also written as 38CXI — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 38cxi 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 is displaying its model specification rather than a fault, meaning the system is likely operating normally and there is no error to report. (As reported on Glow-worm Flexicom CXi)
Pick your boiler brand for the 38cxi fix
Source
Information for the 38cxi 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