How much does it cost to fix boiler error code Reset Light (Overheat)?

Typical repair cost for the boiler Reset Light (Overheat) fault is £90-250 including labour.

Reset Light (Overheat) High

Boiler Fault Code Reset Light (Overheat)

Also written as RESETLIGHTOVERHEAT — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 27 April 2026

Fault code Reset Light (Overheat) appears across 2 boiler brands and 6 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler has switched itself off as a safety precaution because it has either failed to light or has become too hot. (As reported on Vokera Mynute 10E)

Pick your boiler brand for the Reset Light (Overheat) fix

Glow-worm Reset Light (Overheat) 4 models Vokera Reset Light (Overheat) 2 models

Source

Information for the Reset Light (Overheat) 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