32 High

Boiler Fault Code 32

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code 32 appears across 19 boiler brands and 50 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 fault with the sensor that monitors water temperature returning from your radiators, preventing the system from heating up properly. (As reported on Glow-worm EnergySaver Combi)

Pick your boiler brand for the 32 fix

Alpha 32 4 models Atag 32 1 model Baxi 32 3 models Chaffoteaux 32 5 models Dimplex 32 2 models ECA 32 1 model Ferroli 32 4 models Glow-worm 32 1 model Halstead 32 5 models Ideal 32 5 models Johnson Starley 32 1 model Main 32 2 models Maxol 32 1 model Navien 32 1 model Potterton 32 3 models Remeha 32 3 models Saunier Duval 32 2 models Unical 32 2 models Vokera 32 4 models

Source

Information for the 32 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