102 High
Your boiler has lost its ability to accurately measure the water pressure required to run, which often causes the system to stop working for safety.
Technical description: Pressure sensor fault
Typical repair cost: £120-220 (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 102 — no call-out fees, no surprises.
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Parts commonly replaced
- Water pressure sensor
- Wiring harness
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