{"vehicle":{"id":"2023_jeep_compass","year":2023,"make":"Jeep","model":"Compass"},"code":"P0303","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":7,"bulletins":[{"nhtsa_id":11030127,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-18","date":"2026-03-13","document_id":"14-003-26","mfr_campaign":null,"component":"FUEL/PROPULSION SYSTEM; ENGINE","summary":"Not applicable to vehicles built for US market. Fuel Injector Leak Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P1336-00 - Multiple Cylinder Misfire. ● P1337-00 - Cylinder 1 Misfire. ● P1338-00 - Cylinder 2 Misfire. ● P1339-00 - Cylinder 3 Misfire. ● P1340-00 - Cylinder 4 Misfire.** ● P0300-00 - Multiple Cylinder Misfire. ● P0301-00 - Cylinder 1 Misfire. ● P0302-00 - Cylinder 2 Misfire. ● P0303-00 - Cylinder 3 Misfire. ● P0304-00 - Cylinder 4 Misfire. Customers may also comment on one or more of the following: ● Unstable idle. ● Abnormal engine noise. , Diagnostic section, Repair Procedure, additional Claims Data Note, Special Tool and Reading Defects and Cleaning Procedure Of","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030127-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030127-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030127"},{"nhtsa_id":11026795,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-12-23","date":"2025-12-20","document_id":"14-009-25 REV. D","mfr_campaign":null,"component":"FUEL/PROPULSION SYSTEM","summary":"Not applicable to vehicles built for US market. Fuel Injector Leak Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0087-00 - Fuel Line Pressure Sensor - Bank 1 - Pressure Below Limit. ● P0300-00 - Multiple Cylinder Misfire. ● P0301-00 - Cylinder 1 Misfire. ● P0302-00 - Cylinder 2 Misfire. ● P0303-00 - Cylinder 3 Misfire. ● P0304-00 - Cylinder 4 Misfire. ● P006C-00 - Air Pressure and Temperature Sensor - Correlation. Customers may also comment on one or more of the following: ● Unstable idle. ● Abnormal engine noise This bulletin involves diagnosing and possibly replacing the fuel injectors and the high pressure tube.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11026795-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11026795-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11026795"},{"nhtsa_id":11026794,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-12-23","date":"2025-12-18","document_id":"14-009-25 REV. C","mfr_campaign":null,"component":"FUEL/PROPULSION SYSTEM","summary":"Not applicable to vehicles built for US market. Fuel Injector Leak Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0087-00 - Fuel Line Pressure Sensor - Bank 1 - Pressure Below Limit. ● P0300-00 - Multiple Cylinder Misfire. ● P0301-00 - Cylinder 1 Misfire. ● P0302-00 - Cylinder 2 Misfire. ● P0303-00 - Cylinder 3 Misfire. ● P0304-00 - Cylinder 4 Misfire. ● P006C-00 - Air Pressure and Temperature Sensor - Correlation. Customers may also comment on one or more of the following: ● Unstable idle. ● Abnormal engine noise This bulletin involves diagnosing and possibly replacing the fuel injectors and the high pressure tube.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11026794-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11026794-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11026794"},{"nhtsa_id":11025501,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-11-13","date":"2025-11-08","document_id":"14-009-25 REV. B","mfr_campaign":null,"component":"FUEL/PROPULSION SYSTEM","summary":"Not applicable to vehicles built for US market. Fuel Injector Leak Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0087-00 - Fuel Line Pressure Sensor - Bank 1 - Pressure Below Limit. ● P0300-00 - Multiple Cylinder Misfire. ● P0301-00 - Cylinder 1 Misfire. ● P0302-00 - Cylinder 2 Misfire. ● P0303-00 - Cylinder 3 Misfire. ● P0304-00 - Cylinder 4 Misfire. ● P006C-00 - Air Pressure and Temperature Sensor - Correlation. Customers may also comment on one or more of the following: ● Unstable idle. ● Abnormal engine noise This bulletin involves diagnosing and possibly replacing the fuel injectors and the high pressure tube.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025501-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025501-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025501"},{"nhtsa_id":11023069,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-09-10","date":"2025-09-03","document_id":"09-026-25","mfr_campaign":null,"component":"ENGINE","summary":"Not applicable to vehicles built for US market. Spark Plug Melting Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0300 -00 - Random/Multiple Cylinder - Misfire Detected. ● P0301 -00 - Cylinder 1 - Misfire Detected. ● P0302 -00 - Cylinder 2 - Misfire Detected. ● P0303 -00 - Cylinder 3 - Misfire Detected. ● P0304 -00 - Cylinder 4 - Misfire Detected. ● P1336 -00 - Combustion misfiring (impact on catalytic converter) : Cylinder undetermined. ● P1337 - Combustion misfiring (impact on catalytic converter) : Cylinder 1. ● P1338 - Combustion misfiring (impact on catalytic converter) : Cylinder 2. ● P1339 - Combustion misfiring (impact on catalytic converter) : Cylinder 3. ● P1340 - Combustion misfiring (impact on catalytic converter) : Cylinder 4. Customers may also experience one or more of the following: ● Engine makes a loud metallic knocking noise at idle. ● Difficulty starting. ● Rough and noisy idle This bulletin involves inspecting for DTCs, inspecting for engine leaks and/or damage, and replacing the spark plugs.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023069-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023069-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023069"},{"nhtsa_id":11018223,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-05-09","date":"2025-04-26","document_id":"14-009-25 REV. A","mfr_campaign":null,"component":"FUEL/PROPULSION SYSTEM","summary":"Fuel Injector Leak Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0087-00 - Fuel Line Pressure Sensor - Bank 1 - Pressure Below Limit. ● P0300-00 - Multiple Cylinder Misfire. ● P0301 - Cylinder 1 Misfire. ● P0302 - Cylinder 2 Misfire. ● P0303 - Cylinder 3 Misfire. ● P0304 - Cylinder 4 Misfire. ● P006C-00 - Air Pressure and Temperature Sensor - Correlation. Customers may also comment on one or more of the following: ● Unstable idle. ● Abnormal engine noise. This bulletin involves diagnosing and possibly replacing the fuel injectors and the high pressure tube.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018223-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018223-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11018223"},{"nhtsa_id":11016877,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-04-08","date":"2025-04-05","document_id":"14-009-25","mfr_campaign":null,"component":"FUEL/PROPULSION SYSTEM","summary":"\"Fuel Injector Leak Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0087-00 - Fuel Line Pressure Sensor - Bank 1 - Pressure Below Limit. ● P0300-00 - Multiple Cylinder Misfire. ● P0301 - Cylinder 1 Misfire. ● P0302 - Cylinder 2 Misfire. ● P0303 - Cylinder 3 Misfire. ● P0304 - Cylinder 4 Misfire. ● P006C-00 - Air Pressure and Temperature Sensor - Correlation. Customers may also comment on one or more of the following: ● Unstable idle. ● Abnormal engine noise. This bulletin involves diagnosing and possibly replacing the fuel injectors and the high pressure tube.\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11016877-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11016877-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11016877"}],"url":"https://open.wenmarpro.com/makes/jeep/compass/2023/bulletins?code=P0303"},"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/jeep/compass/2023/codes/P0303","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."]}