E042 High
Your boiler has lost the ability to measure the water pressure accurately, which has caused it to stop running for safety.
Technical description: Water transducer fault
Typical repair cost: £130-210 (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 E042 — no call-out fees, no surprises.
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Parts commonly replaced
- Water Pressure Transducer
- Wiring Harness
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