This bulletin provides instruction for use (FOTA) of a new reprogramming procedure to optimize the Denso...
Subaru technical service bulletin 15-311-23R for 2023-2026 Subaru Outback, 2025-2026 Subaru Forester and 2023-2025 Subaru Legacy and others.
- Bulletin number
- 15-311-23R
- Component
- Electrical system
- Summary
- This bulletin provides instruction for use (FOTA) of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed. (This is an revised version of the original bulletin).
Owners of these vehicles have filed 110 complaints in the electrical category.
Vehicles covered
- Subaru Outback 2023-2026 2023202420252026
- Subaru Forester 2025-2026 20252026
- Subaru Legacy 2023-2025 202320242025
- Subaru Impreza 2024-2026 202420252026
- Subaru Crosstrek 2024-2026 202420252026
- Subaru Ascent 2023-2026 2023202420252026
- Subaru WRX 2024-2026 202420252026
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