Secondary Valve Body
WARNING: This page is about a different car, the 2013 Honda Odyssey, 2012 Honda Odyssey, and 2011 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
The secondary valve body is on the main valve body. The secondary valve body contain shift valve C, shift valve D, CPC valve B, CPC valve C, the reverse control valve, and the reverse CPC valve.
Courtesy of AMERICAN HONDA MOTOR CO., INC.