{"nhtsa_id":10093601,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-03-03","date":"2016-04-14","document_id":"A26162720439811","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR","mfr_system":null,"summary":"THIS BULLETIN INFORMS THE READER TO RECEIVE DIAGNOSIS OR AUTHORIZATION FROM THE TECHNICAL ASSISTANCE CENTER BEFORE REPAIRING AN ISSUE WITH THE CATALYTIC CONVERTER THAT CAUSES DTC P042000","document":null,"url":"https://open.wenmarpro.com/bulletins/10093601","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"catalytic-converter","name":"Catalytic converter","parent":"exhaust-emissions"}],"codes":["P0420"],"topics":[],"vehicles":[{"make":"AUDI","model":"A4","year_from":2009,"year_to":2010,"match":"exact","vehicle_ids":["2009_audi_a4","2010_audi_a4"]},{"make":"AUDI","model":"A5","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_audi_a5","2011_audi_a5"]},{"make":"AUDI","model":"A5 CABRIOLET","year_from":2010,"year_to":2011,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"ALLROAD","year_from":2009,"year_to":2010,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"Q5","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_audi_q5","2011_audi_q5"]}],"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":[]}