With VSA System
- Remove the switch panel (see DRIVER'S SWITCH PANEL REMOVAL/INSTALLATION ).
- Disconnect the 13P connector (A), then release the clips of the cruise control master switch and push the cruise control master switch (B) out of the panel.
- Check for continuity between the terminals in each switch position according to the illustration. If there is no continuity, replace illumination bulbs (C) or the switch.