WARNING: This page is about a different car, the 2009 Honda S2000, 2008 Honda S2000, 2007 Honda S2000, and 2006 Honda S2000. However, it is still accessible from the selected car via links, so may be relevant.
Remove the throttle cable (A) from the accelerator pedal (B).
Fig 1: Removing Throttle Cable From Accelerator Pedal With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the nuts (C) and the accelerator pedal.
Install the pedal in the reverse order of removal.