0A1 High
Your boiler has tried to light several times but has been unable to create a flame, meaning you will not have any heating or hot water.
Technical description: Ignition failure
Typical repair cost: £100-350 (including labour)
DIY fix possible
Check if other gas appliances, like a cooker, are working to ensure gas is reaching the propertyCheck if your gas meter has creditPress the reset button on the boiler control panel
Protect yourself from future repair bills
A boiler cover plan would cover faults like 0A1 — no call-out fees, no surprises.
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Parts commonly replaced
- Ignition electrode
- Flame sensing probe
- Gas valve
- Spark generator
*Affiliate links — we may earn a commission at no extra cost to you.