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October 28, 2025 Service bulletin

This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw...

Subaru technical service bulletin 15-308-23R for 2001-2025 Subaru Outback, 2001-2025 Subaru Forester and 2001-2025 Subaru Legacy and others.

Bulletin number
15-308-23R
Component
Electrical system
Summary
This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or frequent jump-starts.

Owners of these vehicles have filed 4,281 complaints in the electrical category.

Vehicles covered

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