{"nhtsa_id":10123631,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-17","date":"2015-11-10","document_id":"Campaign Circula","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)","mfr_system":null,"summary":"On certain Audi vehicles with 2.0L TFSI engine, the diaphragm of the crankcase pressure regulating valve may have been damaged. Inspect and, if necessary, install a repair kit for the crankcase pressure regulating valve.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10123631-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10123631-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10123631","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"pcv","name":"Crankcase ventilation (PCV)","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A4 ALLROAD","year_from":2013,"year_to":2014,"match":"exact","vehicle_ids":["2013_audi_a4-allroad","2014_audi_a4-allroad"]},{"make":"AUDI","model":"A4 AVANT","year_from":2011,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A5 CABRIOLET","year_from":2011,"year_to":2014,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A6","year_from":2012,"year_to":2014,"match":"exact","vehicle_ids":["2012_audi_a6","2013_audi_a6","2014_audi_a6"]},{"make":"AUDI","model":"ALLROAD","year_from":2013,"year_to":2014,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"Q5","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_audi_q5","2012_audi_q5"]},{"make":"AUDI","model":"RS 5","year_from":2013,"year_to":2014,"match":"exact","vehicle_ids":["2013_audi_rs-5","2014_audi_rs-5"]},{"make":"AUDI","model":"S4","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_audi_s4","2012_audi_s4","2013_audi_s4","2014_audi_s4"]},{"make":"AUDI","model":"S5 CABRIOLET","year_from":2011,"year_to":2014,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"S6","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"S6","year_from":2013,"year_to":2014,"match":"exact","vehicle_ids":["2013_audi_s6","2014_audi_s6"]}],"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":[]}