E119
Low water pressure
Refill to 1.0–1.5 bar using the filling loop. Recurring drops mean a leak or expansion vessel fault.
Fault code index
Baxi Boiler Fault Codes Explained
Every common Baxi lockout code, what it actually means, and whether it is a simple pressure top-up or a safety fault needing a Gas Safe registered engineer.
Baxi diagnostic code matrix
E160
Fan operating speed fault
Fan failure or blocked flue. The fan assembly or wiring harness typically needs replacing.
E133
No ignition / gas supply failure
Check the gas meter and other appliances, then engineer diagnosis of valve and electrodes.
E110
Overheat lockout
Poor circulation, pump, sludge or blocked heat exchanger.
E125
Circulation failure
Pump not moving water; check pump, filter and valves.
E168
General boiler fault
PCB or sensor communication error, requires diagnostic attendance.
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Baxi fault codes: FAQs
What does E119 mean on a Baxi boiler?
- E119 indicates low water pressure. It should be diagnosed by a Gas Safe registered engineer if it returns after a single reset.
Can I clear a Baxi fault code myself?
- Low pressure codes can usually be cleared by repressurising the system. Ignition, fan, flame and overheat codes need an engineer.
Do you carry Baxi parts?
- We stock common Baxi fans, pumps, sensors and electrodes, so many repairs are completed on the first visit.
Will a repair affect my Baxi warranty?
- No. We fit genuine manufacturer-approved parts and record the work, keeping your warranty intact.
How fast can you attend a Baxi breakdown in Warrington?
- Same-day or next-morning in most cases, we cover Warrington and the surrounding areas every day.
Baxi boiler locked out? We can help today.
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