{"nhtsa_id":11024516,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-10-28","date":"2025-10-27","document_id":"LI83.30-P-079196","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Complaint Yellow instrument cluster message: \"Cooling system fault, operating energy input reduced, service required\". Cause Fault code \"B3A0077 - The regulation valve in the refrigerant circuit for the battery cooling gets stuck open. The ordered position cannot be achieved\" stored. Faulty expansion valve component part Y140/1 Remedy Check the part number of Y140/1. If the vehicle has A 297 830 79 03 or older, replace Y140/1 with A 297 830 89 03 or newer. Do not replace defective components with part number A 297 830 8903 and an expansion valve production date after February 1, 2025! Please create TIPS case, attach the current quick test and attach picture of the evaporator assembly component part label and a picture of the production date of the EXV Y140/1 (see exampled attached).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024516-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024516-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11024516","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["B3A00"],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG EQE","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG EQE SUV 4MATIC","year_from":2024,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG EQS","year_from":2022,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE 350 4MATIC","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE 350+","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE 500","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE 500 4MATIC","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE SUV 350 4MATIC","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE SUV 350+","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE SUV 500 4MATIC","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS 450","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS 450 4MATIC","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS 450+","year_from":2022,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS 580","year_from":2022,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS 580 4MATIC","year_from":2022,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS SUV 450 4MATIC","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS SUV 450+","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS SUV 580 4MATIC","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"redundant EQE 350","year_from":2024,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"redundant EQE 350 4MATIC","year_from":2023,"year_to":2023,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"redundant EQS 450","year_from":2023,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-MAYBACH","model":"EQS SUV 680 4MATIC","year_from":2024,"year_to":2025,"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":[]}