Line-Pressure Control During Engine Braking In Sports Mode
WARNING: This page is about a different car, the 2005 Subaru Outback and 2005 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
When engine braking is used to let the transmission downshift, the line pressure is regulated in accordance with the vehicle speed.
Fig 1: Identifying Graph (Line-Pressure Control During Engine Braking In Sports Mode)