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:

Steering Stem Warp Inspection
Whenever the steering stem is removed, or if the steering can not be adjusted for smooth action, check the steering stem for straightness. If the steering stem [A] is bent, replace the steering stem. Stem Cap Deterioration, Damage Inspection Replace the stem cap if its oil seal [A] s ...

Fuel Tank
The following octane rating gasoline is recommended for the fuel tank. Avoid filling the tank in the rain or where heavy dust is blowing so that the fuel does not get contaminated. A. Tank Cap B. Fuel Tank C. Top Level D. Filler Neck WARNINGGasoline is extremely flammable an ...

ZX1000JC /KC Models
1. Run the fuse box 2 lead in front of the rib for the fuse box 2. 2. Seat Lock Cable 3. Hook the licence plate light lead and the left turn signal light lead on the projection of the tool kit case. 4. Rib for Fuse Box 2 5. Run the starter relay lead in back of the rib for the fuse box 2 ...