{"nhtsa_id":10147014,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-11-05","date":"2016-08-01","document_id":"B340416","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING; ELECTRONIC STABILITY CONTROL (ESC); BACK OVER PREVENTION; WHEELS","mfr_system":null,"summary":"DRIVING STABILIZATION CONTROL FAILURE: ABS/DSC INSTRUMENT LAMPS LIT. ABS/DSC lamps lit in instrument cluster. Fault codes may be saved in the DSC control unit: 480AAD - wheel speed sensor - rear left - smoke monitoring 480AAC - wheel speed sensor - rear left - unexpected jump in the signal 4809B9 - wheel speed sensor - rear left - driving off recognition faulty 480716 - wheel speed sensor - rear left - plausibility: direction of rotation 4809B7 - wheel speed sensor - rear left - missing tooth 480719 - wheel speed sensor - rear right - plausibility: direction of rotation 480686 - wheel speed sensor - rear right - driving off recognition faulty 480AB3 - wheel speed sensor - rear right - unexpected jump in the signal 480AB4 - wheel speed sensor - rear right - smoke monitoring 4809C2 - wheel speed sensor - rear right - missing tooth Rear wheel pulse generator (wheel speed sensor) retaining screw is loose, missing or broken.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10147014-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10147014-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10147014","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"wheels","name":"Wheels","parent":null},{"id":"abs","name":"Anti-lock brakes","parent":"brakes"},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"},{"id":"wheel-speed-sensor","name":"Wheel speed sensor","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"X1","year_from":2016,"year_to":2017,"match":"exact","vehicle_ids":["2016_bmw_x1","2017_bmw_x1"]},{"make":"BMW","model":"X1 SAV","year_from":2016,"year_to":2017,"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":[]}