{"vehicle":{"id":"2015_nissan_altima","year":2015,"make":"Nissan","model":"Altima"},"code":"P0603","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":3,"bulletins":[{"nhtsa_id":10192744,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-10","date":"2016-02-22","document_id":"NTB16018","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"IF YOU CONFIRM The MIL is \"ON\" with DTC P0603 (ECM BACK UP/CIRCUIT). ACTION 1. Confirm that the battery voltage is 11 volts, or more, with the ignition ON (engine OFF, not running). 2. Erase DTC 3. Perform DTC confirmation steps in the Service Procedure. 4. Confirm 1st trip DTC P0603 is not stored. NOTE: P0603 is often the result of low battery voltage, discharged battery or battery terminal disconnections. Please see this bulletin for furtner details.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10192744-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10192744-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10192744"},{"nhtsa_id":10191938,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-08","date":"2021-04-01","document_id":"NTB16-018D","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"MIL ON WITH P0603 STORED FOR ECM BACK UP CIRCUIT This bulletin has been amended. See AMENDMENT HISTORY on page 3. Please discard previous versions of this bulletin.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10191938-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10191938-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10191938"},{"nhtsa_id":10138223,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-21","date":"2018-04-09","document_id":"NTB16-018c","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; EQUIPMENT; ENGINE AND ENGINE COOLING","summary":"MIL ON WITH P0603 STORED FOR ECM BACK UP CIRCUIT This bulletin does NOT apply to Titan equipped with Cummins V8 Diesel engine. This bulletin has been amended to add a NOTE in the Applied Vehicles. No other changes have been made. Please discard previous versions of this bulletin.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138223-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138223-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10138223"}],"url":"https://open.wenmarpro.com/makes/nissan/altima/2015/bulletins?code=P0603"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/nissan/altima/2015/codes/P0603","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}