{"nhtsa_id":10201470,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-17","date":"2021-08-03","document_id":"21-BE-010H","mfr_campaign":null,"replaces":null,"component":"VISIBILITY; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This bulletin provides information for troubleshooting of the Blind-Spot Collision Warning (BCW/BSD) system whenever it exhibits Diagnostic Trouble Code (DTC) C120B/D, C160A, or C164C/D. C120D15 - Left Led Circuit Short To B C120B15 - Right Led Circuit Short To B Or Open C160A88 - BSD Local CAN bus off C164C87- Local CAN time-out Rear Right C164D87- Local CAN time-out Rear Left","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201470-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201470-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201470","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"visibility","name":"Glass, wipers and mirrors","parent":null}],"codes":["C120B","C120D","C160A","C164C","C164D"],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"HYUNDAI","year_from":null,"year_to":null,"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":[]}