Kawasaki Ninja Service Manual: Ignition System

Kawasaki Ninja Service Manual / Electrical System / Ignition System

WARNING

The ignition system produces extremely high voltage.

Do not touch the spark plug, ignition coil or ignition coil lead while the engine is running, or you could receive a severe electrical shock.

NOTICE

Do not disconnect the battery cables or any other electrical connections when the ignition switch is ON, or while the engine is running. This is to prevent ECU damage.

Do not install the battery backwards. The negative side is grounded. This is to prevent damage to the ECU.

Regulator/Rectifier Inspection
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Right Inner Fairing (see Inner Fairing Removal in the Frame chapter) Bolts [A] Regulator/Rectifi ...

Crankshaft Sensor Removal
Remove: Fuel Tank (see Fuel Tank Removal in the Fuel System (DFI) chapter) Crankshaft Sensor Lead Connector [A] Remove: Right Lower Fairing (see Lower Fairing Removal in the Fra ...

Other materials:

Crankshaft Side Clearance Inspection
Insert a thickness gauge [A] between the thrust washer [B] on the crankcase and the crank web [C] at the #3 main journal to determine clearance. If the clearance exceeds the service limit, replace the thrust washers as a set and check the width of the crankshaft #3 main journal. Cra ...

Backups
The ECU takes the following measures to prevent engine damage when the DFI, ignition, S-KTRC or immobilizer system parts have troubles. Note: (1): D-J Method: When the engine load is light like at idling or low speed, the ECU determines the injection quantity by calculating fr ...

Cable Removal
Remove: Air Cleaner Housing (see Air Cleaner Housing Removal in the Fuel System (DFI) chapter) Right Lower Fairing (see Lower Fairing Removal in the Frame chapter) Loosen the nuts [A], and slide the lower end of the clutch cable to give the cable plenty of play. Screw in the ...