162 High
Your boiler has detected an issue with how it clears exhaust gases or brings in fresh air, preventing it from firing up for safety.
Technical description: Air pressure switch error
Typical repair cost: £120-£250 (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 162 — no call-out fees, no surprises.
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Parts commonly replaced
- Air Pressure Switch
- Venturi tube
- Fan
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