{"nhtsa_id":10048180,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-12-13","date":"2012-03-01","document_id":"SB-2012020001","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"MERCEDES: ENGINE CONTROL MODULE SOFTWARE, FOR DIESEL ENGINE VEHICLES, FAILS TO MEET CURRENT OBD SPECIFICATIONS AND WILL NEED TO BE UPDATED. MODELS 2012 166, 221. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10048180","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"ML350","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"S400","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"S550","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"S63","year_from":2012,"year_to":2012,"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":[]}