{"nhtsa_id":10203694,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-07","date":"2021-11-19","document_id":"A9421502064418_2","mfr_campaign":null,"replaces":null,"component":"EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:TURN SIGNAL; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This bulletin states to fill out the questionnaire and clear DTCs if the vehicle is within NVLW for DTC(s) B16D4F4, B16D5F4, B16D6F4, B16D7F4, if the vehicle returns then follow additional instructions.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203694-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203694-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10203694","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"lighting","name":"Lighting","parent":null},{"id":"tail-light","name":"Tail lights","parent":"lighting"},{"id":"turn-signal","name":"Turn signals","parent":"lighting"}],"codes":["B16D4","B16D5","B16D6","B16D7"],"topics":[],"vehicles":[{"make":"AUDI","model":"A8","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_audi_a8","2020_audi_a8"]},{"make":"AUDI","model":"A8","year_from":2021,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A8 L E","year_from":2020,"year_to":2020,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A8 L E","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_audi_a8-l-e"]},{"make":"AUDI","model":"A8 PHEV","year_from":2022,"year_to":2022,"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":[]}