There was much speculation about kill switches and clutches, but the problem appears to be unresolved on the many Kawasaki forums. One rather unfortunate issue that seems to be occurring even on the newest KLX 230 models is that the bike initially starts up, but then stalls out and won’t start up again. To clean the pilot jet properly, you’ll have to remove the carburetor, open it up, and then take out the pilot jet to blast it with solvent and compressed air. In fact, all the jets of the KLX125 carburetor need to be properly cleaned and maintained in order for it to work properly. Some riders were neglecting the basic maintenance of cleaning the carburetor. You can locate it and then check its status according to what the stock settings should be according to the bike’s owner’s manual.Īnother issue is that the pilot jet might be clogged. The mixer screw is located on the side or the bottom of a carburetor. In other words, the problem being created is that the carburetor was getting all the air it wanted, but not enough gas. Many advised riders that if the screw was not in far enough, then you couldn’t get a high-enough idle and the bike would stall out. It seems that most of the problems are specifically related to the status of the mixer screw. (A good idea is to look at the motorcycles diagram) It actually is a similar problem that also occurred on the Suzuki DRZ125 as well. Many of these problems were eventually traced back to the carburetor on the KLX 125. They would start the bike up and get moving without a problem, but when idling would stall or just find they couldn’t maintain the bike’s running. Quite a number of riders on the Kawasaki KLX 125 experienced problems when idling. The bike revs up but then hangs high when idling.The bike only works properly when the choke is activated.The following is a list of problems that can occur when a motorcycle carburetor has problems: It mixes the gasoline and air that creates the combustion that your bike needs to propel itself forward. The carburetor on the KLX 125, as on any motorcycle, is a very simple yet crucial device that you simply cannot do without. These may promise great enhancements in performance, but sometimes they just cause fundamental problems like the kick starter slipping right through and the bike failing to start up.
Other issues with KLX 100 kickstart problems are caused by the improper installation of aftermarket manual clutches and other components.
Another is to fix the clutch adjuster when it slips too far out. One method was to tighten the clutch nuts under the right-side cover. The solution to this problem appeared to be found within elements of the clutch. The trouble came when that slippage became more serious and the engine would kickstart. Reports generally said that KLX 100 bikes with this problem would first experience slipping in the kick starter, but then it would grab and the motor would start.
Many users who have bought and driven the Kawasaki KLX 100 bikes, specifically the still-existing 110 and 140, as well as the previous 125 models, experienced issues with the kick starter. Kawasaki KLX 300R Problems Kawasaki KLX 100 Kickstart Problems.