Kawasaki Ninja Service Manual: Air Switching Valve

Kawasaki Ninja Service Manual / Electrical System / Air Switching Valve

Air Switching Valve Operation Test

Refer to the Air Suction System Damage Inspection in the Periodic Maintenance chapter.

Air Switching Valve Unit Test

Remove the air switching valve (see Air Switching Valve Removal in the Engine Top End chapter).
Set the hand tester [A] to the × 1 Ω range and connect it to the air switching valve terminals as shown in the figure.

Special Tool - Hand Tester: 57001-1394 Air Switching Valve Resistance Standard: 20 24 Ω at 20°C (68°F)

Air Switching Valve Unit Test

If the resistance reading is out of the specified value, replace it with a new one.

Connect the 12 V battery [A] to the air switching valve terminals as shown in the figure.

Air Switching Valve Unit Test

Blow the air to the intake air duct [A], and make sure does not flow the blown air from the outlet air ducts [B].

Air Switching Valve Unit Test

Disconnect the 12 V battery.
Blow the air to the intake air duct [A] again, and make sure flow the blown air from the outlet air ducts [B].

If the air switching valve dose not operate as described, replace it with a new one.

Air Switching Valve Unit Test

NOTE

To check air flow through the air switching valve, just blow through the air switching valve hose (intake side) [C].

Air Switching Valve Circuit

Air Switching Valve Circuit

1. ECU

2. Air Switching Valve

3. Ignition Switch

4. Joint Connector F

5. Joint Connector A

6. Fuse Box 1

7. Ignition Fuse 15 A

8. Relay Box

9. ECU Main Relay

10. Frame Ground 1

11. Frame Ground 3

12. Starter Relay

13. ECU Fuse 15 A

14. Main Fuse 30 A

15. Battery

16. Engine Ground

Turn Signal Relay Inspection

Remove the battery (see Battery Removal). Take the turn signal relay [A] off the rear fender. Disconnect the connector [B]. Connect one 12 V battery and turn signal lights as indicate ...

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