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 supply (see ECU Power Supply Inspection in the Fuel System (DFI) chapter).
If the ground and power supply are good, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).
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. Fan Relay
9. Frame Ground 3
10. Fuse Box 2
11. Fan Fuse 15 A
12. Starter Relay
13. Main Fuse 30 A
14. Battery
15. Engine Ground
Radiator Fan Relay Removal/InstallationCAN Communication (Transmission)/CAN Bus OFF Monitor Inspection (Service Code
b 57) CAN Communication (Reception) Monitor Inspection (Service Code b 58)
Remove:
Seat (see Seat Removal in the Frame chapter)
Immobilizer (Equipped Models)/Kawasaki Diagnostic
System Connector Cap [A]
Measure the CAN communication line resistance.
Immobilizer (Equipped Models)/Kawasaki Diagnostic
System Connector [A]
GY/BL Terminal [B]
LB Ter ...
Front Caliper Removal
Remove:
Bolt [A]
Front Wheel Rotation Sensor [B]
Loosen the banjo bolt [C] at the brake hose lower end,
and tighten it loosely.
Unscrew the caliper mounting bolts [D], and detach the
caliper [E] from the disc.
NOTICE
Do not loosen the caliper assembly bolts [F]. Take
out only ...
Transmission Assy Removal
Remove:
Engine Sprocket (see Engine Sprocket Removal in the
Final Drive chapter)
Gear Position Switch (see Gear Position Switch Removal
in the Electrical System chapter)
Collar [A]
O-ring [B]
Remove:
Clutch (see Clutch Removal in the Clutch chapter)
Shift Shaft Assembly ...