ECU Replacement
Immobilizer Relational Parts Replacement Chart
Immobilizer System Inspection
Immobilizer System Circuit
1. Ignition Switch
2. ECU
3. Immobilizer/Kawasaki Diagnostic System Connector
4. Engine Ground
5. Battery
6. Main Fuse 30 A
7. Frame Ground 1
8. Joint Connector D
9. Joint Connector C
10. Fuse Box 1
11. Ignition Fuse 15 A
12. Meter Unit
13. Joint Connector F
14. Immobilizer Antenna
15. Immobilizer Amplifier
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 ...
Air Switching Valve (Service Code 64)
Air Switching Valve Removal/Installation
Refer to the Air Switching Valve Removal/Installation in
the Engine Top End chapter.
Air Switching Valve Inspection
Refer to the Air Switching Valve Unit Test in the Electrical
System chapter.
If the air switching valve [A] is normal, check ...
Idle Speed Control Valve Actuator Resistance Inspection
Turn the ignition switch to OFF.
Remove the air cleaner housing (see Air Cleaner Housing
Removal in the Fuel System (DFI) chapter).
Disconnect the idle speed control valve actuator connector
[A].
Connect a digital meter to the idle speed control valve
actuator connector [A]
...