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/InstallationFluid Level Inspection
With the brake fluid reservoirs held
horizontal, the brake fluid level must
be kept between the upper and lower
level lines.
A. Front Brake Fluid Reservoir
B. Upper Level Line
C. Lower Level Line
A. Rear Brake Fluid Reservoir
B. Upper Level Line
C. Lower Level Line
If th ...
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 ...
Engine No. ZXT00JE003023
1. Heat Insulation Rubber Plate
2. For Air Switching Valve Hoses (Place the air switching valve above the
rubber plate.)
3. For Stick Coils
4. For Throttle Body Assy Holder #2 and #3
5. For Water Temperature Sensor
6. Insert the tab into the slot.
7. For Throttle Body Assy Holder #4
8. ...