Kawasaki Ninja

Kawasaki Ninja Service Manual: Radiator Fan System

Kawasaki Ninja Service Manual / Electrical System / Radiator Fan System

Fan Motor Inspection

If the fan does not rotate, the fan motor is defective and must be replaced.

Fan Motor Inspection


Radiator Fan Circuit

Radiator Fan Circuit


1. ECU

2. Fan Motor

3. Ignition Switch

4. Joint Connector F

5. Fuse Box 1

6. Ignition Fuse 15 A

7. Relay Box

8. Radiator Fan Relay

9. Frame Ground

10. Fuse Box 2

11. Fan Fuse 15 A

12. Starter Relay

13. Main Fuse 30 A

14. Battery

15. Engine Ground

Air Intake Solenoid Valve Unit Test
Remove the air intake solenoid valve (see Air Intake Solenoid Valve Removal in the Fuel System (DFI) chapter). Set the hand tester [A] to the × 1 Ω range and connect it to the air ...

Meter, Gauge, Indicator Unit
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Other materials:

Subthrottle Sensor Output Voltage Inspection
Measure the output voltage at the subthrottle sensor in the same way as input voltage inspection, note the following. Disconnect the subthrottle sensor connector and connect the setting adapter [A] between these connectors. Special Tool - Throttle Sensor Setting Adapter: 57001 -1538 ...

IC Igniter Inspection
The IC igniter is built in the ECU [A]. Refer to the following items. Interlock Operation Inspection (see Interlock Operation Inspection) Ignition System Troubleshooting (see Ignition System section) ECU Power Supply Inspection (see ECU Power Supply Inspection in the Fuel System (D ...

Front Fork Oil Change
Remove the front fork (see Front Fork Removal (Each Fork Leg)). Turn the spring preload adjuster fully counterclockwise for removing the piston rod assy easily. Hold the inner tube lower end in a vise. Using the wrench [A], unscrew the top plug [B] out of the outer tube. Special Too ...