{"vehicle":{"id":"2018_nissan_leaf","year":2018,"make":"Nissan","model":"Leaf"},"code":"C1B84","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10144520,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-09-17","date":"2018-08-07","document_id":"NTB18-057","mfr_campaign":null,"component":"FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING","summary":"2018 LEAF; MALFUNCTION AND AEB WARNING LIGHTS ON IF YOU CONFIRM Malfunction and Automatic Emergency Braking (AEB) warning lights are ON with DTCs: - C1B84-00 ? (DIST SEN MALFUNCTION) - C1A17-49 ? (CONTROL UNIT (INTERNAL ELECTRONIC ERROR)) ACTION 1. Install the new Distance Sensor. 2. Add a foam strip to the new Distance Sensor. 3. Perform Radar Alignment. IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work youwill be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10144520-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10144520-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10144520"}],"url":"https://open.wenmarpro.com/makes/nissan/leaf/2018/bulletins?code=C1B84"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/nissan/leaf/2018/codes/C1B84","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}