{"nhtsa_id":10240167,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-02","date":"2023-07-18","document_id":"LI77.33-P-075246","mfr_campaign":null,"replaces":null,"component":"STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY","mfr_system":null,"summary":"Soft top does not close: A: Soft top does not close completely B: Fault message following teach-in process Causes of repair needs for A and B: A. Locking hooks may require adjustment or Header Bow does not reach intermediate position B. Calibration of the Header Bow may be required Analysis to identify the remedy: If available, perform a software update of the rear passenger compartment control unit (N22/6). Then attempt operation of Soft Top. If fault continue to be present: Check the fault codes in N22/6 (Rear passenger compartment control unit) in the quick test. • B196277 and/or B196377: Perform teach-in process. Select \"YES\" for the question regarding part exchange. If fault message appears following the process, continue with A. If no fault message appears, check the function. If the soft top does not function, continue with B. • B228646 and/or B228654: Execute rear passenger compartment control unit (N22/6) control unit log and continue with step A. • B180013 and/or B180071: Check the wiring at the engine of the soft top lock in the top of the soft top as well as the Hall sensor above. • If nothing visually can be seen: Replace electric motor A2329066500 and Hall sensor. • If remedy is successful: Processing is complete; otherwise, continue with step B. If none of the specified fault codes occurs in the quick test, continue with step B.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10240167-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10240167-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10240167","components":[{"id":"structure-body","name":"Body and frame","parent":null},{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"sunroof","name":"Sunroof","parent":"visibility"}],"codes":["B1800","B1962","B1963","B2286"],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG SL43","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL55","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG SL63","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":[]}