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Subaru Legacy & Outback Infotainment Software Update

This Service Bulletin provides detailed instructions for Subaru technicians on updating the Gen 4 Denso CP1 infotainment system software for 2020-2022 model year Subaru Legacy and Outback vehicles, including the Wilderness Edition.

The update aims to optimize performance and address various system enhancements and conditions within the vehicle's audio and navigation head units.

Key steps involve preparing a compatible USB 2.0 or 3.0 flash drive (minimum 16GB, formatted as NTFS), downloading the correct software files from Subarunet or Nuspire, and executing the update procedure via the vehicle's Dealership Mode.

It is crucial for technicians to read and understand the entire bulletin before commencing the procedure to ensure proper installation and avoid potential equipment damage.

For additional resources and electronic supplements, visit the Subaru owner's website at subaru.com/owners.

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