{"nhtsa_id":10151305,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-10","date":"2016-05-01","document_id":"B121316","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; ENGINE","mfr_system":null,"summary":"N63R Map Thermostat Faults. The Service Engine Soon light is on with one or more of the following fault codes: 1D2009 - characteristic map thermostat: clamped closed 10921B - characteristic map thermostat, stroke sensor: short circuit to ground 1D2008 - characteristic map thermostat: clamped open 1D2401 - characteristic map thermostat, actuation: short circuit to B+ 10921A - characteristic map thermostat, stroke sensor: short circuit to B+ 1FB201 - Check Control message (ID 257): Engine too hot! Drive gently 1FB301 - Check Control message (ID 39): Engine overheated. Stop carefully 1D2404 - characteristic map thermostat, actuation: line disconnection 1D2402 - characteristic map thermostat, actuation: short circuit to ground In severe cases there may be no communication with the DME (MASTER DME - control unit description file DME8FF_R) Coolant is leaking past the map thermostat electrical connector.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10151305-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10151305-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10151305","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"750LI","year_from":2016,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"M760I","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_bmw_m760i"]}],"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":[]}