{"vehicle":{"id":"2011_dodge_charger","year":2011,"make":"Dodge","model":"Charger"},"code":"P0304","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":6,"bulletins":[{"nhtsa_id":10229945,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-17","date":"2014-10-03","document_id":"0900214","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10229945-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10229945-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10229945"},{"nhtsa_id":10229899,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-17","date":"2014-12-15","document_id":"0900214a","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that any the following Diagnostic Trouble Codes have been set: P0300- Multiple Cylinder Misfire P0302- Cylinder 2 Misfire P0304- Cylinder 4 Misfire P0306- Cylinder 6 Misfire","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10229899-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10229899-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10229899"},{"nhtsa_id":10221067,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-26","date":"2014-12-15","document_id":"0900214REVB","mfr_campaign":null,"component":"EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE","summary":"MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that any the following Diagnostic Trouble Codes have been set: P0300- Multiple Cylinder Misfire P0302- Cylinder 2 Misfire P0304- Cylinder 4 Misfire P0306- Cylinder 6 Misfire","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10221067-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10221067-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10221067"},{"nhtsa_id":10139897,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-11","date":"2014-12-15","document_id":"09-002-14 REV. B","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that any the following Diagnostic Trouble Codes have been set: P0300- Multiple Cylinder Misfire P0302- Cylinder 2 Misfire P0304- Cylinder 4 Misfire P0306- Cylinder 6 Misfire","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139897-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139897-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10139897"},{"nhtsa_id":10139771,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-11","date":"2014-10-03","document_id":"09-002-14 REV. A","mfr_campaign":null,"component":"FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING","summary":"MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that any the following Diagnostic Trouble Codes have been set: ? P0300- Multiple Cylinder Misfire ? P0302- Cylinder 2 Misfire ? P0304- Cylinder 4 Misfire ? P0306- Cylinder 6 Misfire","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139771-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139771-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10139771"},{"nhtsa_id":10139664,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-11","date":"2014-06-10","document_id":"09-002-14","mfr_campaign":null,"component":"FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING","summary":"MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that the following Diagnostic Trouble Codes have been set: ? P0300- Multiple Cylinder Misfire ? P0302- Cylinder 2 Misfire ? P0304- Cylinder 4 Misfire ? P0306- Cylinder 6 Misfire","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139664-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139664-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10139664"}],"url":"https://open.wenmarpro.com/makes/dodge/charger/2011/bulletins?code=P0304"},"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/dodge/charger/2011/codes/P0304","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."]}