1991+ Kawasaki 650 SC Factory Service Manual, Page 172Get this manual
13-24 ELECTRICAL SYSTEM
Installation Notes
.Applya non-permanent locking .agent to the steering wheel mounting bolts and the electric case bolts Connect the startstop switch leadsRefer to the wiring diagram Check and adjust the throttle cable
Inspection
Using an ohmmeter, check to see that only the connections shown in the table have continuity (about zero ohms)If the switch has an open on shortrepair it or replace it with new one