{"nhtsa_id":10120672,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-10-25","date":"2015-03-03","document_id":"A151526 2039995-","mfr_campaign":null,"replaces":null,"component":"ENGINE; POWER TRAIN","mfr_system":null,"summary":"Rattling noises are heard from the timing chain drive for about 1-3 seconds after the first engine start of the day. The noises are caused by one of the upper chain tensioners. The noises do not lead to damage. Improved chain tensioner.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10120672-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10120672-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10120672","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A4 ALLROAD","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_a4-allroad","2014_audi_a4-allroad","2015_audi_a4-allroad"]},{"make":"AUDI","model":"A4 AVANT","year_from":2011,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A5","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_audi_a5","2012_audi_a5","2013_audi_a5","2014_audi_a5","2015_audi_a5"]},{"make":"AUDI","model":"A5 CABRIOLET","year_from":2011,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A6","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_audi_a6","2012_audi_a6","2013_audi_a6","2014_audi_a6","2015_audi_a6"]},{"make":"AUDI","model":"A7","year_from":2011,"year_to":2011,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"A7","year_from":2012,"year_to":2015,"match":"exact","vehicle_ids":["2012_audi_a7","2013_audi_a7","2014_audi_a7","2015_audi_a7"]},{"make":"AUDI","model":"A8","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_a8","2014_audi_a8","2015_audi_a8"]},{"make":"AUDI","model":"Q7","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_audi_q7","2012_audi_q7","2013_audi_q7","2014_audi_q7","2015_audi_q7"]},{"make":"AUDI","model":"RS 5","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_rs-5","2014_audi_rs-5","2015_audi_rs-5"]},{"make":"AUDI","model":"RS 5 CABRIOLET","year_from":2013,"year_to":2013,"match":"base","vehicle_ids":["2013_audi_rs-5"]},{"make":"AUDI","model":"S4","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_audi_s4","2012_audi_s4","2013_audi_s4","2014_audi_s4","2015_audi_s4"]},{"make":"AUDI","model":"S5","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_s5","2014_audi_s5","2015_audi_s5"]},{"make":"AUDI","model":"S5 CABRIOLET","year_from":2014,"year_to":2015,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"S6","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_s6","2014_audi_s6","2015_audi_s6"]},{"make":"AUDI","model":"S7","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_s7","2014_audi_s7","2015_audi_s7"]},{"make":"AUDI","model":"S8","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_audi_s8","2014_audi_s8","2015_audi_s8"]}],"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":[]}