{"nhtsa_id":10153094,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-02-19","date":"2017-09-12","document_id":"23U7 rev 0912201","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT","mfr_system":null,"summary":"2.0L TDI Engine (GEN 1) Emissions Modification ? Customer Only (Retail Sold) USA ONLY - The Environmental Protection Agency and California Air Resources Board have determined that Audi A3 vehicles equipped with a 2.0L 4-cylinder TDI engine do not comply with applicable emissions regulations. The emissions control systems on the vehicles will not control emissions under off-cycle conditions as effectively as during the federal test procedure. The extent of the emissions increase under off-cycle conditions depends upon how the vehicles are driven. Updated work instructions.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10153094-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10153094-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10153094","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A3","year_from":2010,"year_to":2013,"match":"exact","vehicle_ids":["2010_audi_a3","2011_audi_a3","2012_audi_a3","2013_audi_a3"]}],"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":[]}