{"nhtsa_id":10233788,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-04-05","date":"2023-03-15","document_id":"LI54.21-P-076055","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Complaint Check engine light activated Fault codes stored in AMG Drive Unit N145/1 (DRVU3) B1F9713 U015400 U188D00 Cause Timing variance on wakeup of ethernet control units Remedy A solution is in development for listed faults in AMG drive unit (DRVU3). Clear fault codes and perform 2 drive cycles allowing vehicle to sleep in between drives. If no fault codes or malfunctions occur, the vehicle can be released to the owner. Note: These fault codes will not lead to other malfunctions or damage to the vehicle.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233788-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233788-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10233788","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["B1F97","U0154","U188D"],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG C43","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"C 300","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"S 500","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"S 580 E","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-MAYBACH","model":"S 580 4MATIC","year_from":2023,"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":[]}