How much does it cost to fix boiler error code YELLOW LED LIGHT?

Typical repair cost for the boiler YELLOW LED LIGHT fault is £120-200 including labour.

YELLOW LED LIGHT Medium

Boiler Fault Code YELLOW LED LIGHT

Also written as YELLOWLEDLIGHT — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 27 April 2026

Fault code YELLOW LED LIGHT appears across 1 boiler brand and 2 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler is struggling to accurately monitor the temperature of the water being used for your heating because a temperature probe is sending incorrect signals or has a poor electrical connection. (As reported on Vokera Compact HE)

Pick your boiler brand for the YELLOW LED LIGHT fix

Vokera YELLOW LED LIGHT 2 models

Source

Information for the YELLOW LED LIGHT 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