C4 273 Low
Your boiler is performing a routine safety self-check and will restart automatically in a few minutes.
Technical description: The boiler was switched off for a maximum of 2 minutes because it had been operating continuously for more than 24 hours
Typical repair cost: £0 (including labour)
DIY fix possible
Wait for 2 minutes for the boiler to complete its safety cycleMonitor the display to ensure the code clears and the boiler restarts automaticallyIf the code persists for more than 10 minutes, try a manual reset
Protect yourself from future repair bills
A boiler cover plan would cover faults like C4 273 — no call-out fees, no surprises.
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