{"nhtsa_id":11024778,"type":"other","type_name":"Other","date_added":"2025-11-03","date":"2025-10-02","document_id":"CSA-047","mfr_campaign":"CSA-047","replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Mercedes-Benz Campaign #2025070001 Software Update. Mercedes-Benz AG, the manufacturer of Mercedes-Benz Sprinter vans, has determined that on certain Model Years 2017-2021 Sprinter vehicles, the software of the engine control unit might not meet specifications. In this case, the IUMPR function of the OBD system might not perform as intended under certain circumstances. An authorized Mercedes-Benz Sprinter dealer will update the Engine Control Unit software on your vehicle in connection with this Service Campaign at no charge to you.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024778-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024778-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11024778","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TIFFIN","model":"CAHABA","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"TIFFIN","model":"CONVOY","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"TIFFIN","model":"WAYFARER","year_from":2022,"year_to":2023,"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":[]}