{"nhtsa_id":11029534,"type":"other","type_name":"Other","date_added":"2026-03-04","date":"2026-02-11","document_id":"PF-26-01","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":"Cooling System","summary":"The coolant control valve updated part is now available and supersedes PYFD-15-16ZA. As a result, PYFD-15-16ZA is no longer available. PW5S-15-16Z is supplied with a dummy plug pre-installed. Critical Installation Requirement: When replacing PW5S-15-16Z, the Powertrain Control Module (PCM) must also be updated to the latest software version. Failure to perform the PCM update may result in drivability concerns or diagnostic trouble codes.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029534-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029534-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029534","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"CX-3","year_from":2019,"year_to":2021,"match":"exact","vehicle_ids":["2019_mazda_cx-3","2020_mazda_cx-3","2021_mazda_cx-3"]},{"make":"MAZDA","model":"CX-30","year_from":2020,"year_to":2023,"match":"exact","vehicle_ids":["2020_mazda_cx-30","2021_mazda_cx-30","2022_mazda_cx-30","2023_mazda_cx-30"]},{"make":"MAZDA","model":"CX-5","year_from":2018,"year_to":2025,"match":"exact","vehicle_ids":["2018_mazda_cx-5","2019_mazda_cx-5","2020_mazda_cx-5","2021_mazda_cx-5","2022_mazda_cx-5","2023_mazda_cx-5","2024_mazda_cx-5","2025_mazda_cx-5"]},{"make":"MAZDA","model":"MAZDA3","year_from":2019,"year_to":2023,"match":"exact","vehicle_ids":["2019_mazda_mazda3","2020_mazda_mazda3","2021_mazda_mazda3","2022_mazda_mazda3","2023_mazda_mazda3"]},{"make":"MAZDA","model":"MAZDA6","year_from":2018,"year_to":2021,"match":"exact","vehicle_ids":["2018_mazda_mazda6","2019_mazda_mazda6","2020_mazda_mazda6","2021_mazda_mazda6"]}],"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":[]}