{"nhtsa_id":10030629,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2009-10-31","date":"2009-05-12","document_id":"TSB-28-09-05","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"AUDI: MIL ON, ENGINE SPEED SENSOR SPACER NOT REQUIRED (DTC P0300, P0335, P0336, P0321, P0322). MULTIPLE MISFIRES DETECTED ON ONE OR MORE CYLINDERS; MALFUNCTION INDICATOR LIGHT (MIL) MAY BE ON OR FLASHING. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10030629","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0300","P0321","P0322","P0335","P0336"],"topics":[],"vehicles":[{"make":"AUDI","model":"A4","year_from":2004,"year_to":2008,"match":"exact","vehicle_ids":["2004_audi_a4","2005_audi_a4","2006_audi_a4","2007_audi_a4","2008_audi_a4"]},{"make":"AUDI","model":"A6","year_from":2005,"year_to":2008,"match":"exact","vehicle_ids":["2005_audi_a6","2006_audi_a6","2007_audi_a6","2008_audi_a6"]}],"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":[]}