Clutch B Engaged
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 Suzuki Reno, 2008 Suzuki Forenza, 2007 Suzuki Reno, 2007 Suzuki Forenza, and 2006 Suzuki Reno. However, it is still accessible from the selected car via links, so may be relevant.
The line pressure, which is supplied by the oil pump, is directed to clutch B via the manual valve. The position of the check ball will change allowing direct pressure to clutch B.