Low
LED 2 on Ideal British Gas RD

Your boiler is simply indicating that it has successfully detected an electrical supply and is currently booting up.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

Application of power

Shared across the British / Scottish range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Wait a few moments for the boiler to complete its start-up cycleCheck that your heating and hot water controls are set to 'on'If the boiler remains unresponsive, toggle the fused spur switch off and on again to perform a soft reset

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Related fault codes

LED 1View →LED 3View →

All 11 fault codes on the British Gas RD

Seeing a different code? Every code this model can display, in one place.

F2AFan start upLED 1LED 3LED 4LockoutPump overrunReverse polarityRunSensor Faults

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