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Service bulletins for the 2006 Honda S2000

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.

11 on file from NHTSA, as of 2026-10-19.

About P2271 on the 2006 Honda S2000: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P2271 are shown. Show all

Bulletins, newest first
ATS 1806042018-07-02. Service bulletin. POWER TRAIN; EQUIPMENT. Tech line summary article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM to think that sensor 2 is stuck rich. To fix this issue, replace both sensors.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.