E08 High
Your boiler is having trouble managing the flame and electrical signals, which is preventing it from heating your home safely.
Technical description: Flame circuit error – possible control box fault
Typical repair cost: £280-450 (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 E08 — no call-out fees, no surprises.
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Parts commonly replaced
- Main PCB (Control Board)
- Flame Sensing Electrode
- Wiring Harness
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