How much does it cost to fix Chaffoteaux error code 04/06/07?

Typical repair cost for the Chaffoteaux 04/06/07 fault is £150-250 including labour.

04/06/07 High

Chaffoteaux 04/06/07 Fault Code

Q: What does the Chaffoteaux 04/06/07 fault code mean?

Your boiler is failing to confirm that dangerous waste gases are being safely vented, so it has shut down to keep your home safe.

Also written as 040607 — same fault.

The Chaffoteaux 04/06/07 fault code means: your boiler is failing to confirm that dangerous waste gases are being safely vented, so it has shut down to keep your home safe.. It appears on 2 Chaffoteaux models in our database.

Technical description: Check air pressure switch between P and 1

Typical repair cost £150-250 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Chaffoteaux models that show the 04/06/07 fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Chaffoteaux 04/06/07 fault code information on this page is sourced and cross-checked against the official Chaffoteaux service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026