Kawasaki Ninja Service Manual: Spark Plug Condition Inspection

Kawasaki Ninja Service Manual / Electrical System / Ignition System / Spark Plug Condition Inspection

If the spark plug center electrode [A] and/or side electrode [B] are corroded or damaged, or if the insulator [C] is cracked, replace the plug.

If the spark plug is dirtied or the carbon is accumulated, replace the spark plug.

If the gap is incorrect, replace the spark plug.

Spark Plug Gap: 0.8 0.9 mm (0.031
0.035 in.)


Spark Plug Condition Inspection


Standard Spark Plug Type: NGK CR9EIA-9

Stick Coil Primary Peak Voltage Inspection
NOTE Be sure the battery is fully charged. Remove the stick coils (see Stick Coil Removal). Do not remove the spark plugs. Connect the ECU to the harness. Measure the primary peak voltag ...

Interlock Operation Inspection
Raise the rear wheel off the ground with the stand [A]. 1st Check Start the engine to the following conditions Condition: Transmission Gear → 1st Position Clutch Lever → ...

Other materials:

Torque Limiter Installation
Apply molybdenum disulfide grease to the torque limiter shaft [A]. Install the torque limiter [B], the collar [C] and the shaft. Turn the large-hole end of the shaft to inside as shown in the figure. Replace the washer [D] with a new one. Apply a non-permanent locking agent to the t ...

Specifications
Whenever you see the symbols shown below, heed their instructions! Always follow safe operating and maintenance practices. DANGER DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury. WARNINGWARNING indicates a hazardous situation whi ...

Check 3-7 Stop Watch Inspection
Connect the leads in the same circuit as Check 3-2. By pushing the upper button each time to set the stop watch mode. Connect the insulated auxiliary lead processed insulation to the terminal [13] as shown in the figure, then stop watch start to count. While count the stop watch, conn ...