{"nhtsa_id":10177840,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-04","date":"2020-07-16","document_id":"01-004-20-3684b","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"Some customers may experience the master warning light turning on and a lack of power with DTC P2BF6:00 (Exhaust shutter valve position sensor circuit low input (1DC)) stored in memory. This is caused by improper logic written in the PCM for the exhaust shutter valve position sensor.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177840-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177840-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10177840","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":["P2BF6"],"topics":[],"vehicles":[{"make":"MAZDA","model":"CX-30","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_mazda_cx-30"]},{"make":"MAZDA","model":"MAZDA3","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_mazda_mazda3","2020_mazda_mazda3"]}],"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":[]}