{"nhtsa_id":10142447,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-07-02","date":"2018-06-14","document_id":"ATS 180604","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; EQUIPMENT","mfr_system":null,"summary":"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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142447-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142447-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10142447","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P2271"],"topics":[],"vehicles":[{"make":"HONDA","model":"ACCORD","year_from":2006,"year_to":2007,"match":"exact","vehicle_ids":["2006_honda_accord","2007_honda_accord"]},{"make":"HONDA","model":"CR-V","year_from":2005,"year_to":2006,"match":"exact","vehicle_ids":["2005_honda_cr-v","2006_honda_cr-v"]},{"make":"HONDA","model":"ELEMENT","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_honda_element","2008_honda_element"]},{"make":"HONDA","model":"S2000","year_from":2006,"year_to":2008,"match":"exact","vehicle_ids":["2006_honda_s2000","2007_honda_s2000","2008_honda_s2000"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}