{"nhtsa_id":10192515,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-10","date":"2015-01-20","document_id":"ITB15004","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE","mfr_system":null,"summary":"IF YOU CONFIRM: The MIL is ON after the engine has been idling a while and one or both of the following DTCs are found stored in the ECM: - P0171 (FUEL SYS-LEAN-B1) - P0174 (FUEL SYS-LEAN-B2) ACTION: 1. Confirm this bulletin applies. - Compare the vehicle?s current ECM part number to those listed in Table A (see page 5). 2. If the ECM part number does not match one listed in Table A, this bulletin does not apply. Go back to ASIST for further diagnostic and repair information. 3. If this bulletin applies, reprogram the ECM. See this bulletin for further detail.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10192515-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10192515-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10192515","components":[{"id":"engine","name":"Engine","parent":null},{"id":"engine-control-module","name":"Engine control module","parent":"engine"}],"codes":["P0171","P0174"],"topics":[],"vehicles":[{"make":"INFINITI","model":"Q50","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_infiniti_q50","2015_infiniti_q50"]}],"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":[]}