BoilerFaultCodesWorcester Bosch 262 Fault Code
The Worcester Bosch 262 fault code means: the boiler's internal computer is experiencing a temporary software glitch and cannot properly communicate with its internal systems.. It appears on 8 Worcester Bosch models in our database.
Technical description: Internal OS error
What causes the Worcester Bosch 262 fault?
Operating system fault
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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A cover plan would handle faults like 262: no call-out fees, no surprise bills.
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Worcester Bosch models that show the 262 fault code
Click a model for the full fault code list and model-specific repair notes.
- Greenstar 1000 Repair: £150-300
- Greenstar 2000 Repair: £100-250
- Greenstar 27i System Compact ErP Repair: £200-400
- Greenstar 30i System Compact ErP Repair: £200-400
- Greenstar 8000 F Repair: £200-400
- Greenstar 8000+ Repair: £200-400
- Greenstar 8000+ Style Repair: £200-400
- Greenstar CDi Compact Repair: £150-300
Source
Worcester Bosch 262 fault code information on this page is sourced and cross-checked against the official Worcester Bosch service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 31 August 2026