2000-03 Models

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2009 Honda S2000, 2008 Honda S2000, 2007 Honda S2000, 2006 Honda S2000, and 2005 Honda S2000. However, it is still accessible from the selected car via links, so may be relevant.

Remove the two screws securing the cruise control set/decel, resume/accel switch, then remove the switch.

Fig 1: Removing Cruise Control Set/Decel, Resume/Accel Switch (2000-03 Models)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Disconnect the connector from the switch.
Check for continuity between the terminals in switch position according to the table. There should be continuity while pressing the switch down, and no continuity when the switch is released.

Fig 2: Cruise Control Set/Decel, Resume/Accel Switch Terminals Continuity Checking Reference Chart
Courtesy of AMERICAN HONDA MOTOR CO., INC.
If either switch is faulty, replace the switch assembly.
If the switch is OK, but switch failure has occurred on the cruise control unit input test, check and repair the wire harness on the switch circuit.