{"nhtsa_id":10122170,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-08","date":"2014-01-07","document_id":"Update Bulletin","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION","mfr_system":null,"summary":"On Audi vehicles with Concert sound system (PR-8UQ) and active loudspeakers (PR-9VD) manufactured within a specific period, the sound signal may be switched to mute until the next time the ignition is switched off and on again. This will occur when there is a DTC stored in the amplifier (digital sound system control module, J525 (address word 47)). This Update is in effect until removed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10122170-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10122170-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10122170","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"ignition","name":"Ignition","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"ALLROAD","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"AUDI","model":"Q5","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_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":[]}