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 Damper Installation
Install the following parts as shown in the figure. Collar [A] Washer (t = 3.5 mm, 0.14 in.) [B] Steering Damper [C] ( ZX1000JC/KC) Electronic Steering Damper [D] (ZX1000JD/KD) Washer (t = 1.2 mm, 0.05 in.) [E] Apply a non-permanent locking agent to the threads of the steering ...

Clutch
Clutch Operation Inspection Pull the clutch lever just enough to take up the free play [A]. Measure the gap between the lever and the lever holder. If the gap is too wide, the clutch may not release fully. If the gap is too narrow, the clutch may not engage fully. In either case, adjust ...

Front Master Cylinder Removal
Remove the reservoir mounting bolt and nut [A]. Unscrew the banjo bolt [A] and disconnect the brake hose from the master cylinder (see Brake Hose and Pipe Replacement in the Periodic Maintenance chapter). Unscrew the clamp bolts [B], and take off themaster cylinder as an assembl ...