{"nhtsa_id":11030093,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-17","date":"2026-03-12","document_id":"LI83.30-P-079196","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; VISIBILITY/WIPER","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 Y140/1 if the installed component has part number A 297 830 8903 and a 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/2026/MC-11030093-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030093-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030093","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"wiper","name":"Wipers and washers","parent":"visibility"}],"codes":["B3A00"],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"AMG EQE","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG EQE 4MATIC+","year_from":2023,"year_to":2025,"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":"AMG EQS 4MATIC+","year_from":2023,"year_to":2025,"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":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQE 500 4MATIC","year_from":2023,"year_to":2025,"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":2025,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"EQS 450+","year_from":2022,"year_to":2025,"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":2025,"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-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":[]}