Kawasaki Ninja Service Manual: Spark Plug Condition Inspection

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

Remove the spark plugs (see Spark Plug Replacement in the Periodic Maintenance chapter).
Visually inspect the spark plugs.

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.

Measure the gap [D] with a wire-type thickness gauge.

If the gap is incorrect, replace the spark plug.

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

Use the standard spark plug or its equivalent.

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:

Fuel Consumption
This display mode shows the fuel consumption in Liter or Gallon by numerical value counted from the start of measuring to present time. A. Fuel Consumption B. “L” While the fuel consumption is displayed, push the lower button and hold it in until the fuel consumption values re ...

Fuel Level Warning Indicator Light
: The fuel level warning indicators are activated when approximately 3.8 L (1.0 US gal) of fuel remains as follows: For models without KIBS: A. Fuel Level Warning Indicator Light B. “FUEL” Indication The fuel level warning indicator light ( ) goes on and “FUEL” blinks in the ...

Air Intake Solenoid Valve (Service Code 2d, Equipped Models)
Air Intake Solenoid Valve Removal/Installation Refer to the Air Intake Solenoid Valve Removal/Installation in the Fuel System (DFI) chapter. Air Intake Solenoid Valve Inspection Refer to the Air Intake Solenoid Valve Unit Test in the Electrical System chapter. If the air intake ...