TCS Switch

Remove connector from TCS switch. Check for continuity between terminals "A" and "B" with button pressed and no continuity with button released. See Fig 1 . Continuity should be present between terminals "C" and "D", and "E" and "F". If switch does not work as described, replace switch.

Fig 1: Identifying TCS Switch Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.