1986-1991 Kawasaki 650 X-2 Service Manual, Page 145Get this manual
APPENDIX 15-5 1 Spark plug gap or heat range wrong ,Ignition timing wrong Reduced .ignition coil output loose wiring connection in ignition circuit
Ignition System
Fuel System
1 Insufficient fuel supply to carburetor Carburetor diaphragm damaged Pulse line leaking or clogged High speed nozzle clogged Throttle valve does not fuUy open Fuel fi:lter screen clogged Faulty fuel pump
1 Flame arrester clogged
Other Low engine PowerThis trouble often has more than one cause, and trouble symptoms may not be clear
2 Muffler or exhaust system clogged
Water or fore,ign matter in gasoline or engine oil Exhaust gas I,eak in engine compartment
Overheating