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)
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Other materials:

Reporting safety defects
(For Products Sold in the United States of America, District of Columbia, and U.S. Territories Only) If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHT ...

Compression Damping Force Adjuster and Rebound Damping Force Adjuster Adjustment
The compression damping force adjuster and the rebound damping force adjuster are located on top of each front fork leg. Turn the adjuster clockwise with a screwdriver to increase damping force. Turn the adjuster counterclockwise to decrease damping force. NOTICE Do not force to t ...

Lighting System
This motorcycle adopt the daylight system and have a headlight relay in the relay box. The headlight does not go on when the ignition switch and the engine stop switch are first turned on. The headlight comes on after the starter button is released and stays on until the ignition switch is turn ...