{"nhtsa_id":11036803,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-09-03","date":"2026-08-20","document_id":"15-305-22R","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"This bulletin announces a reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed. This is an revised version of the original bulletin.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036803-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036803-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036803","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"SUBARU","model":"ASCENT","year_from":2023,"year_to":2026,"match":"exact","vehicle_ids":["2023_subaru_ascent","2024_subaru_ascent","2025_subaru_ascent","2026_subaru_ascent"]},{"make":"SUBARU","model":"CROSSTREK","year_from":2024,"year_to":2026,"match":"exact","vehicle_ids":["2024_subaru_crosstrek","2025_subaru_crosstrek","2026_subaru_crosstrek"]},{"make":"SUBARU","model":"FORESTER","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_subaru_forester","2026_subaru_forester"]},{"make":"SUBARU","model":"IMPREZA","year_from":2024,"year_to":2026,"match":"exact","vehicle_ids":["2024_subaru_impreza","2025_subaru_impreza","2026_subaru_impreza"]},{"make":"SUBARU","model":"LEGACY","year_from":2023,"year_to":2025,"match":"exact","vehicle_ids":["2023_subaru_legacy","2024_subaru_legacy","2025_subaru_legacy"]},{"make":"SUBARU","model":"OUTBACK","year_from":2023,"year_to":2025,"match":"exact","vehicle_ids":["2023_subaru_outback","2024_subaru_outback","2025_subaru_outback"]},{"make":"SUBARU","model":"WRX","year_from":2024,"year_to":2026,"match":"exact","vehicle_ids":["2024_subaru_wrx","2025_subaru_wrx","2026_subaru_wrx"]}],"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":[]}