{"nhtsa_id":10122690,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-08","date":"2012-12-21","document_id":"A011265 2030230-","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Supersedes Technical Service Bulletin Group 01 number 12-52 dated July 23, 2012. Engine warning light on. DTCs are present.Because of an insufficient vacuum during the catalyst heating phase, the secondary air valves may close prematurely.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10122690-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10122690-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10122690","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A8","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_audi_a8","2012_audi_a8"]}],"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":[]}