A62 High
Your boiler's computer cannot talk to the gas valve, meaning it cannot light the flame to provide heating or hot water.
Technical description: No communication between controller and gas valve – controller not connected or valve damaged
Typical repair cost: £180-£350 (including labour)
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Protect yourself from future repair bills
A boiler cover plan would cover faults like A62 — no call-out fees, no surprises.
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Parts commonly replaced
- Gas Valve
- Control Board (PCB)
- Wiring Harness
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