{"nhtsa_id":10129017,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-02-21","date":"2017-12-29","document_id":"FCP 457","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"This Service Bulletin informs affected customers that they may experience coach battery drain due to the Parker multiplex system not initiating the low-power sleep function when the coach is parked and the main battery disconnect is not turned to the off position on model year 2018 MCI J4500 model coaches and that MCI will remedy the affected coaches at no cost to customers.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10129017-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10129017-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10129017","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MCI","model":"J4500","year_from":2018,"year_to":2018,"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":[]}