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:

Radiator Fan Relay Inspection
Refer to the Relay Circuit Inspection in the Electrical System chapter If the radiator fan relay is normal, check the wiring for continuity, using the wiring diagram in this section. Special Tool - Hand Tester: 57001-1394 If the wiring is good, check the ECU for its ground and power supp ...

Exploded View
25. “1T” marked side faces up. 26. “T2” marked side faces up. 27. Hollow mark faces exhaust side. G: Apply grease. L: Apply a non-permanent locking agent. LG: Apply liquid gasket. M: Apply molybdenum disulfide grease. MO: Apply molybdenum disulfide oil solution. ...

Coolant Reserve Tank Installation
Install the following to the coolant reserve tank [A]. Pad [B] Gasket [C] Cap [D] Collar [E] Install the coolant reserve tank and tighten the bolt [F]. Run the hoses correctly (see Cable,Wire, and Hose Routing section in the Appendix chapter). Fill the coolant reserve tank with ...