{"nhtsa_id":10149351,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-11-26","date":"2014-10-01","document_id":"122914","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Reduced Engine Performance. When driving with high outside ambient temperatures, repeated stop and go, or high-load operation over longer distances, the engine performance can be reduced. The air-conditioning system blower output may also be reduced, and in some circumstances, the compressor is switched off. One or both of the following faults are stored in the DME: 1A2108: Electric fan, self-diagnosis, interval stage 1: Minor fan fault 241400: Electric fan, diagnosis feedback 1: Fan slightly stiff The Service Engine Soon lamp (MIL) would not be illuminated in these situations. 1. A DME software error in the control of the 600W electric fan over-boost or high speed function 2. The electric cooling fan design was not robust enough for continuous over-boost or high-speed operation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10149351-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10149351-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10149351","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"320I","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_bmw_320i","2014_bmw_320i","2015_bmw_320i"]},{"make":"BMW","model":"328D","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_bmw_328d","2015_bmw_328d"]},{"make":"BMW","model":"328I","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_bmw_328i","2014_bmw_328i","2015_bmw_328i"]},{"make":"BMW","model":"335I","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_bmw_335i","2014_bmw_335i","2015_bmw_335i"]},{"make":"BMW","model":"428I","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_bmw_428i","2015_bmw_428i"]},{"make":"BMW","model":"435I","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_bmw_435i","2015_bmw_435i"]},{"make":"BMW","model":"ACTIVE HYBRID 3","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"ACTIVE HYBRID 3","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_bmw_activehybrid-3","2015_bmw_activehybrid-3"]}],"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":[]}