Kawasaki Ninja Service Manual: Fuel Pump Relay Inspection

Kawasaki Ninja Service Manual / Self-Diagnosis System / Fuel Pump Relay (Service Code 46) / Fuel Pump Relay Inspection

If the fuel pump relay is normal, check the wiring to the fuel pump relay (see Fuel Pump Relay Circuit).

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).

Fuel Pump Relay Circuit

Fuel Pump Relay Circuit


1. ECU

2. Engine Stop Switch

3. Ignition Switch

4. Joint Connector F

5. Fuse Box 1

6. Ignition Fuse 15 A

7. Relay Box

8. Fuel Pump Relay

9. Fuel Pump

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

Stick Coil #1: Service Code 51

Stick Coil #2: Service Code 52

Stick Coil #3: Service Code 53

Stick Coil #4: Service Code 54

Fuel Pump Relay Removal/Installation
The fuel pump relay is built in the relay box [A]. Refer to the Relay Box Removal in the Electrical System chapter. ...

Stick Coils #1, #2, #3, #4: (Service Code 51, 52, 53, 54)
...

Other materials:

Coolant Flow Chart
1. Radiator 2. Radiator Fan 3. Water Pump 4. Oil Cooler 5. Oil Cooler Intake Hose 6. Oil Cooler Outlet Hose 7. Cylinder Jacket 8. Cylinder Head Jacket 9. Thermostat Housing 10. Air Bleeder Hose 11. Radiator Cap 12. Radiator Overflow Hose 13. Reserve Tank 14. Reserve Tank Overflow Ho ...

Front and Rear Brakes
Disc and disc pad wear is automatically compensated for and has no effect on the brake lever or pedal action. So there are no parts that require adjustment on the front and rear brakes. WARNINGAir in the brake lines diminish braking performance and can cause an accident resulting ...

Air Switching Valve Installation
Install the air switching valve [A] with hose [B] as shown in the figure. Front [C] Left Side View [D] White Paint [E] Air Switching Valve Operation Test Refer to the Air Suction System Damage Inspection in the Periodic Maintenance chapter. Air Switching Valve Unit Test ...