P.06 Low
Your boiler is currently running a self-check program to fill the heating system with water and is not experiencing a permanent fault.
Technical description: Filling mode test program
Typical repair cost: £0 (including labour)
DIY fix possible
Wait approximately 15 minutes for the program to finish automaticallyEnsure your filling loop valves are closed once the pressure reaches 1.5 barIf the code persists, press and hold the 'Reset' button (flame icon) for 3 seconds
Protect yourself from future repair bills
A boiler cover plan would cover faults like P.06 — no call-out fees, no surprises.
*Affiliate links — we may earn a commission at no extra cost to you. Prices shown are starting prices.