{"nhtsa_id":11031206,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-09","date":"2026-04-04","document_id":"LI54.71-P-080314","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Complaint Either during PDI or after updating vehicle software, there may be: • \"A+S\" - Active and Stored DTC • \"S\" - Stored DTC Some known erroneous DTC's are: • C1016E0 with error ID: SIG_ESP_71 • B15BF00 with error ID: SIG_SEMA_C_22 • U0420E2 with error ID: SYS_EPS_22 • U041629 with error ID: SIG_ESP_12 • U013187 • U044229 Cause Software status of IDC_GEN6 In some cases, a diagnosis session or a software update may generate fault codes that do not cause any restrictions in customer operations. Remedy If: • All driver assist functions operate without restrictions AND • There are no persistent driver assist cluster messages (Example: white message for \"Driver Assist Systems Inoperative\") AND • No persistently yellow driver assist cluster icons The DTC's may be ignored. If any of the above are true during PDI or after software update, please check LI54.71-P-080345 or open a TIPS case to the Body/Chassis/Entertainment inbox.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031206-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031206-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031206","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["B15BF","C1016","U0131","U0416","U0420","U0442"],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"CLA 250+ (EV)","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"CLA 350 4MATIC (EV)","year_from":2026,"year_to":2026,"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":[]}