EB
York · TM9V100C20MP11 100,000 BTU 96% AFUE 2-Stage Variable-Speed Gas Furnace
The furnace has detected a blockage in the exhaust vent system, preventing proper combustion gas venting. This triggers a safety shutdown to avoid carbon monoxide buildup.
Error EB on the York TM9V100C20MP11 100,000 BTU 96% AFUE 2-Stage Variable-Speed Gas Furnace means: Exhaust Blockage. The top-ranked community fix is “Replace Damaged Vent Pipe Section” (medium difficulty, ~60 min, DIY cost: $50-$80). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · furnace
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many furnace repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $150-$220.
The York TM9V100C20MP11 100,000 BTU 96% AFUE 2-Stage Variable-Speed Gas Furnace has 8 other known error codes:
Error code EB also appears on 2 other York models:
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