BoilerFaultCodesBaxi 10 Fault Code
The Baxi 10 fault code means: your boiler has detected a problem with the temperature sensor that controls your central heating, which may stop your radiators from warming up properly.. It appears on 13 Baxi models in our database.
Technical description: Zone 1 CH Flow Temperature
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Baxi models that show the 10 fault code
Click a model for the full fault code list and model-specific repair notes.
- 124 Combi Repair: £90-£160
- 224 Combi 2 Repair: £80-250
- 615 System 2 Repair: £100-£250
- 624 Combi Repair: £120-250
- 818 System Repair: £120-250
- Assure System Repair: £120-250
- Avanta Plus 24s System
- Avanta Plus 30s system
- Bahama 100 Repair: £150-300
- Bahama 80e / 105e Repair: £120-200
- Combi 80 Maxflue Repair: £120-220
- EcoBlue System Repair: £120-250
- System 35/60 / 60/100
Source
Baxi 10 fault code information on this page is sourced and cross-checked against the official Baxi service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 31 August 2026