E11
York · TM9V080B12MP11 80,000 BTU 96% AFUE 2-Stage Variable-Speed Gas Furnace
The furnace limit switch is cycling open and closed rapidly, indicating possible overheating or faulty switch. This can cause furnace shutdowns and reduced heating performance.
Error E11 on the York TM9V080B12MP11 80,000 BTU 96% AFUE 2-Stage Variable-Speed Gas Furnace means: Limit Switch Cycling. The top-ranked community fix is “Replace Limit Switch” (medium difficulty, ~40 min, DIY cost: $40-$70). 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.
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The York TM9V080B12MP11 80,000 BTU 96% AFUE 2-Stage Variable-Speed Gas Furnace has 8 other known error codes:
Error code E11 also appears on 6 other York models:
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