E32 High
Your boiler has lost its ability to regulate hot water temperature correctly because of a wiring or sensor fault, meaning you likely have no hot water.
Technical description: DHW sensor short circuit – check connections to domestic hot water (DHW) sensor
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 E32 — no call-out fees, no surprises.
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Parts commonly replaced
- Domestic Hot Water (DHW) Thermistor
- Wiring harness
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