{"nhtsa_id":10190520,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-06","date":"2021-04-13","document_id":"Bulletin 24GU","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE","mfr_system":null,"summary":"In the event of a catalytic converter failure, which could negatively impact tailpipe emissions, existing diagnostics may not properly illuminate the check engine light (MIL) due to an error identified with Rear O2 Sensor monitoring.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190520-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190520-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10190520","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"Q5","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_audi_q5","2020_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":[]}