Too many restarts High
Your boiler is repeatedly trying and failing to ignite, causing it to shut down for safety after five unsuccessful attempts in a short period.
Technical description: 5 starts within 15 minutes. Turn power on and off.
Typical repair cost: £100-280 (including labour)
DIY fix possible
Check that your gas external meter valve is open and you have credit (if using a prepay meter).Ensure any other gas appliances in the home, like a hob, are working correctly.Turn the power to the boiler off at the fused spur switch, wait 30 seconds, and turn it back on to reset the system.
Protect yourself from future repair bills
A boiler cover plan would cover faults like Too many restarts — no call-out fees, no surprises.
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Parts commonly replaced
- Ignition electrode
- Flame sensing probe
- Gas valve
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