{"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,"replaces":null,"component":"ENGINE","mfr_system":null,"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","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0300","P0301","P0302","P0303","P0304","P1336","P1337","P1338","P1339","P1340"],"topics":[],"vehicles":[{"make":"JEEP","model":"COMPASS","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_jeep_compass","2023_jeep_compass","2024_jeep_compass","2025_jeep_compass"]},{"make":"JEEP","model":"RENEGADE","year_from":2022,"year_to":2023,"match":"exact","vehicle_ids":["2022_jeep_renegade","2023_jeep_renegade"]},{"make":"JEEP","model":"RENEGADE","year_from":2024,"year_to":2025,"match":null,"vehicle_ids":[]}],"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":[]}