Service bulletins for the 2011 Honda Pilot
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
77 on file from NHTSA, as of 2026-10-19.
About P2247 on the 2011 Honda Pilot: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P2247 are shown. Show all
| Service Bulletin | 2018-03-12. Service bulletin. ELECTRICAL SYSTEM. Service bulletin - The MIL is on with DTC P0420 or DTC P0430 (catalyst system efficiency below threshold) with a possible DTC P2243 or DTC P2247 (A/F sensor 1 circuit high voltage). One or both primary A/F Sensor (Air Fuel Ratio) caps may have fallen off and bored a hole through the affected WU-TWC (Warm Up Three Way Catalyst). |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.