2003-2005 Kawasaki Ultra-150 Jet Ski Factory Service Manual., Page 225Get this manual
ELECTRICAL SYSTEM 14-33 Ignition System
Ignite nspectio CA UTION
Do not disconnect the battery leads or any other electrical connections when the ignition switch isthe this to igniter damageIgnition Coil Primary Peak Voltage Check
e se nd Rulmaolvtehehsepfaroknplelgcctaipscfaomathe soppaern pt.lugs and push Pll the caps [A] fully onto the spark plug cap holder [B]
Be sure the battery is fully charged