{"nhtsa_id":11031104,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-07","date":"2026-03-19","document_id":"37666.1.0","mfr_campaign":null,"replaces":null,"component":"FUEL/PROPULSION SYSTEM","mfr_system":null,"summary":"This is a TJ - text plus 1 pdf - If the Check Engine Light is on and DTC ECM P044100 is set, please follow the advice under \"Service\". Do not start by replacing parts.
 Improved software is introduced with version 5.0.5.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031104-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031104-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031104","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":["P0441"],"topics":[],"vehicles":[{"make":"VOLVO","model":"XC40MHEV","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_volvo_xc40","2026_volvo_xc40"]}],"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":[]}