Fireye YB110 Burner Management System
Fireye YB110 Burner Management System LOCKOUT FLAME FAIL (AUTO)
The burner shut down the fuel and locked out because it lost the flame signal during normal operation.
Safety first. This code involves a gas, flame or electrical hazard. Do not keep resetting it. Leave burner, gas train and high voltage work to a qualified technician. WERCS answers 24/7 at (877) 489-3727.
- Code
- LOCKOUT FLAME FAIL (AUTO)
- Name
- LOCKOUT FLAME FAIL (AUTO)
- Controller
- Fireye YB110 Burner Management System
- Type
- Flame failure
- What it does
- Lockout: the control shuts down and stays off until it is reset
- Risk
- RED Specialist territory
- Reset
- Needs a manual reset
- Source
- The manufacturer's manual (subscribers see which manual and page)
Updated July 22, 2026
How to fix it
Subscribers get:
- What to do next, in plain words
- Which manufacturer manual it comes from, linked
- The 4 common causes listed for this code
- The step by step check for this problem, one check at a time
- Booking a live video call with Ben, a master booth technician ($250/hr, paid per call)
Questions about this code
What does Fireye YB110 Burner Management System LOCKOUT FLAME FAIL (AUTO) mean?
The burner shut down the fuel and locked out because it lost the flame signal during normal operation.
Is Fireye YB110 Burner Management System LOCKOUT FLAME FAIL (AUTO) dangerous?
It is graded red, specialist territory: it involves a burner, gas, flame or safety lockout, so leave the repair to a qualified technician.
How do I fix Fireye YB110 Burner Management System LOCKOUT FLAME FAIL (AUTO)?
The manual's fix and the step by step check for this code are in WERCS Diagnose, plans from $49 a month. For help right now, WERCS answers 24/7 at (877) 489-3727.
Other Fireye YB110 Burner Management System codes
LOCKOUT FALSE FLAME · LOCKOUT FALSE FLAMELOCKOUT CHECK SCANNER · LOCKOUT CHECK SCANNERLOCKOUT FLAME FAIL - MTFI · LOCKOUT FLAME FAIL - MTFILOCKOUT FLAME FAIL - PTFI · LOCKOUT FLAME FAIL - PTFILOCKOUT M-D LIMIT OPEN - PTFI · LOCKOUT M-D LIMIT OPEN - PTFILOCKOUT 3-P INTLK OPEN - PREPURGE · LOCKOUT 3-P INTLK OPEN - PREPURGE
All 7 Fireye YB110 Burner Management System codes · Every fault code