Low
268 on Worcester Bosch Heatslave

Your boiler is currently running a self-diagnostic check of its internal parts, which usually happens during startup or after a reset.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description

Component test phase

DIY fix possible

Wait for the boiler to complete its automatic test (usually 1-3 minutes)Do not turn the power off or press buttons during the sequenceIf the code persists for more than 10 minutes, try a single reset

Find a Gas Safe engineer
Search the official register →

Related fault codes

200View →201View →

Related guides you might find useful

Boiler keeps cutting out

Lockout fault with a reset-needed pattern.

Read →

Is boiler cover worth it?

Break-even maths on monthly cover.

Read →

When to replace your boiler

7 signs repair isn't worth it anymore.

Read →