Main Switch: 3.5RL

Remove Traction Control System (TCS) and cruise control main switch from driver's switch panel. Disconnect switch 10-pin connector. With switch in OFF position, continuity should exist between main switch terminals No. 4 (Light Green wire) and No. 5 (Black wire). With main switch in ON position, continuity should exist between main switch terminals No. 3 (Black/Yellow wire), No. 4 (Light Green wire) and No. 5 (Black wire). See WIRING DIAGRAMS  . If continuity is not present as specified, replace cruise control main switch.