E2 350 High
Your boiler has detected a fault with the sensor that monitors the water temperature leaving the unit, causing it to shut down for safety.
Technical description: Flow temperature sensor shorted
Typical repair cost: £90-160 (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 E2 350 — no call-out fees, no surprises.
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Parts commonly replaced
- Flow temperature sensor (NTC thermistor)
- Wiring harness connecting the sensor
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