Subaru Legacy BN/BS (2015-2019) Service Manual: Inspection

Replacement

Refer to “6MT” section for transmission gear oil replacement. Transmission Gear Oil > REPLACEMENT ...

V-belt

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Other materials:

Service mode (models without "keyless access with push-button start system")
In service mode, the remote engine start function is temporarily disabled to prevent the system from unexpectedly starting the engine while being serviced. To engage or disengage service mode:  Enter the vehicle and close all vehicle doors and the rear gate/trunk lid.  Verify ...